Scientific Equipment Catalog
Browse our comprehensive collection of laboratory equipment and supplies
351 items found
2 methyl propan 2 ol
High-quality 2 methyl propan 2 ol for laboratory use
2-hydroxy benzoic acid
High-quality 2-hydroxy benzoic acid for laboratory use
2,4-dinitrophenylhydrazine; 2,4-DNPH.
High-quality 2,4-dinitrophenylhydrazine; 2,4-dnph. for laboratory use
Acetaldehyde.
High-quality acetaldehyde. for laboratory use
Acetanide.
High-quality acetanide. for laboratory use
Acetophenone.
High-quality acetophenone. for laboratory use
Acrylamide
High-quality acrylamide for laboratory use
Aluminium ammonium sulphate,Al2(S04)3(NH4)2S04.24H20
High-quality aluminium ammonium sulphate,al2(s04)3(nh4)2s04.24h20 for laboratory use
Aluminium oxide
High-quality aluminium oxide for laboratory use
Aluminium Powder
High-quality aluminium powder for laboratory use
Ammeter
High-quality ammeter for laboratory use
Ammonium acetate.
High-quality ammonium acetate. for laboratory use
Ammonium chloride.
High-quality ammonium chloride. for laboratory use
Ammonium chromate.
High-quality ammonium chromate. for laboratory use
Ammonium formate.
High-quality ammonium formate. for laboratory use
Ammonium iron ii sulphate .8H20
High-quality ammonium iron ii sulphate .8h20 for laboratory use
Ammonium iron(II) sulphate
High-quality ammonium iron(ii) sulphate for laboratory use
Ammonium oxalate.
High-quality ammonium oxalate. for laboratory use
Anhydrous sodium carbonate.
High-quality anhydrous sodium carbonate. for laboratory use
Anhydrous sodium sulphite.
High-quality anhydrous sodium sulphite. for laboratory use
Aniline (Phenylamine).
High-quality aniline (phenylamine). for laboratory use
Aniline hydrochloride
High-quality aniline hydrochloride for laboratory use
Bar magnet
High-quality bar magnet for laboratory use
Barium chloride.
High-quality barium chloride. for laboratory use
Beaker 100mls
High-quality beaker 100mls for laboratory use
Beakers 1L
High-quality beakers 1l for laboratory use
Beakers 250mls
High-quality beakers 250mls for laboratory use
Beakers 2L
High-quality beakers 2l for laboratory use
Beakers 400-600mls
High-quality beakers 400-600mls for laboratory use
Beakers 50ml
High-quality beakers 50ml for laboratory use
Benedictβs Solution
High-quality benedictβs solution for laboratory use
Benzaldehyde
High-quality benzaldehyde for laboratory use
Benzaldehyde.
High-quality benzaldehyde. for laboratory use
Benzene.
High-quality benzene. for laboratory use
Benzoic acid
High-quality benzoic acid for laboratory use
Biphenyl.
High-quality biphenyl. for laboratory use
Boiling tubes
High-quality boiling tubes for laboratory use
Borax (disodium tetra borate), Na2B4
High-quality borax (disodium tetra borate), na2b4 for laboratory use
Bunsen Burner
High-quality bunsen burner for laboratory use
Bunsen Burner Fisher
High-quality bunsen burner fisher for laboratory use
Burette clips
High-quality burette clips for laboratory use
Burette Funnels plastic
High-quality burette funnels plastic for laboratory use
Burette Tips
High-quality burette tips for laboratory use
Burette Tubing /m
High-quality burette tubing /m for laboratory use
Burettes 50mls pinch
High-quality burettes 50mls pinch for laboratory use
Burettes 50mls tap
High-quality burettes 50mls tap for laboratory use
Burettes 50mls Teflon
High-quality burettes 50mls teflon for laboratory use
Butanoic acid.
High-quality butanoic acid. for laboratory use
Butanol
High-quality butanol for laboratory use
Butanone.
High-quality butanone. for laboratory use
Butylamine
High-quality butylamine for laboratory use
Calcium carbonate.
High-quality calcium carbonate. for laboratory use
Calcium chloride
High-quality calcium chloride for laboratory use
Calcium hydroxide
High-quality calcium hydroxide for laboratory use
Calcium hydroxide.
High-quality calcium hydroxide. for laboratory use
Calcium iodide tetrahydrate
High-quality calcium iodide tetrahydrate for laboratory use
Camphor.(D Camphor)
High-quality camphor.(d camphor) for laboratory use
Capacitors
High-quality capacitors for laboratory use
Capillary tubes
High-quality capillary tubes for laboratory use
Carbon tetrachloride
High-quality carbon tetrachloride for laboratory use
Carbon tetrachloride.
High-quality carbon tetrachloride. for laboratory use
Cells
High-quality cells for laboratory use
Chart of digestive system
High-quality chart of digestive system for laboratory use
Chart of human body
High-quality chart of human body for laboratory use
Chart of Nervous system
High-quality chart of nervous system for laboratory use
Chart of respiratory system
High-quality chart of respiratory system for laboratory use
Chloroform.
High-quality chloroform. for laboratory use
Chromium (III) sulphate (hydrated).
High-quality chromium (iii) sulphate (hydrated). for laboratory use
Complete Clamp and stand
High-quality complete clamp and stand for laboratory use
Conc. Ammonia.
High-quality conc. ammonia. for laboratory use
Conc. Hydrochloric acid.
High-quality conc. hydrochloric acid. for laboratory use
Conc. Nitric acids.
High-quality conc. nitric acids. for laboratory use
Conc. Sulphuric acid.
High-quality conc. sulphuric acid. for laboratory use
Concave lens
High-quality concave lens for laboratory use
Concave mirror
High-quality concave mirror for laboratory use
Conical flask 100mls
High-quality conical flask 100mls for laboratory use
Conical flask 500ml
High-quality conical flask 500ml for laboratory use
Conical flask 50ml
High-quality conical flask 50ml for laboratory use
conical flask with tap
High-quality conical flask with tap for laboratory use
Conical flasks 250mls
High-quality conical flasks 250mls for laboratory use
Connecting cables
High-quality connecting cables for laboratory use
Convex lens
High-quality convex lens for laboratory use
Convex mirror
High-quality convex mirror for laboratory use
Copper (II) sulphate pentahydrate.
High-quality copper (ii) sulphate pentahydrate. for laboratory use
Copper calorimeter
High-quality copper calorimeter for laboratory use
Copper chloride
High-quality copper chloride for laboratory use
Copper granules/turning
High-quality copper granules/turning for laboratory use
Copper I oxide
High-quality copper i oxide for laboratory use
Copper ii carbonate
High-quality copper ii carbonate for laboratory use
Copper metal
High-quality copper metal for laboratory use
Copper oxide
High-quality copper oxide for laboratory use
Copper turning
High-quality copper turning for laboratory use
Copper wire
High-quality copper wire for laboratory use
Crocodile clips
High-quality crocodile clips for laboratory use
Cromic Potassium sulphate
High-quality cromic potassium sulphate for laboratory use
Crucibles and lids
High-quality crucibles and lids for laboratory use
Cyclohexane.
High-quality cyclohexane. for laboratory use
D-fructose
High-quality d-fructose for laboratory use
Darium carbonate
High-quality darium carbonate for laboratory use
Darium sulphate
High-quality darium sulphate for laboratory use
Diods
High-quality diods for laboratory use
Dissecting boards 35x30
High-quality dissecting boards 35x30 for laboratory use
Dissecting set
High-quality dissecting set for laboratory use
Dot typing time meter
High-quality dot typing time meter for laboratory use
Double Clamp
High-quality double clamp for laboratory use
Double convex lens
High-quality double convex lens for laboratory use
droppers
High-quality droppers for laboratory use
Dropping Bottles
High-quality dropping bottles for laboratory use
Dropping pipettes
High-quality dropping pipettes for laboratory use
EDTA; disodium salt.
High-quality edta; disodium salt. for laboratory use
Electronic Balance 0.001
High-quality electronic balance 0.001 for laboratory use
Electronic Balance 0.01
High-quality electronic balance 0.01 for laboratory use
Electronic binocular microscope
High-quality electronic binocular microscope for laboratory use
Electronic Stop Watches
High-quality electronic stop watches for laboratory use
Eriochrome black T
High-quality eriochrome black t for laboratory use
Ethanedioic (oxalic) acid.
High-quality ethanedioic (oxalic) acid. for laboratory use
Ethanol (pure).
High-quality ethanol (pure). for laboratory use
Ethylacetate.
High-quality ethylacetate. for laboratory use
Ethylamine
High-quality ethylamine for laboratory use
Ethylamine (solution).
High-quality ethylamine (solution). for laboratory use
Evaporating Dish
High-quality evaporating dish for laboratory use
Fehling solution A
High-quality fehling solution a for laboratory use
Fehling solution B
High-quality fehling solution b for laboratory use
Ferrous sulphate
High-quality ferrous sulphate for laboratory use
Filter Paper
High-quality filter paper for laboratory use
Filter Paper(110mm) pks
High-quality filter paper(110mm) pks for laboratory use
Filter papers 24m
High-quality filter papers 24m for laboratory use
Forceps
High-quality forceps for laboratory use
Formaldehyde solution.
High-quality formaldehyde solution. for laboratory use
Formic acid
High-quality formic acid for laboratory use
Formic acid.(90% W/V)
High-quality formic acid.(90% w/v) for laboratory use
G-clams
High-quality g-clams for laboratory use
Galvanometer
High-quality galvanometer for laboratory use
Gelatine powder
High-quality gelatine powder for laboratory use
Glacial acetic acid.
High-quality glacial acetic acid. for laboratory use
Glass jar
High-quality glass jar for laboratory use
Glass stirring rods
High-quality glass stirring rods for laboratory use
Glucose.(C6H1206.H20)
High-quality glucose.(c6h1206.h20) for laboratory use
Glycine
High-quality glycine for laboratory use
Halogen lamp
High-quality halogen lamp for laboratory use
Hand Lens
High-quality hand lens for laboratory use
Hexane (n-hexane)
High-quality hexane (n-hexane) for laboratory use
Horse shoe magnet
High-quality horse shoe magnet for laboratory use
Human heart chart
High-quality human heart chart for laboratory use
Human heart/skin/ear model
High-quality human heart/skin/ear model for laboratory use
Human skeleton chart
High-quality human skeleton chart for laboratory use
Human skeleton standard size
High-quality human skeleton standard size for laboratory use
Hydrazine
High-quality hydrazine for laboratory use
Hydrogen peroxide
High-quality hydrogen peroxide for laboratory use
Iodine Crystal
High-quality iodine crystal for laboratory use
Iodine cystals
High-quality iodine cystals for laboratory use
Iodine solution
High-quality iodine solution for laboratory use
Iron fillings 100G
High-quality iron fillings 100g for laboratory use
Iron ii chloride
High-quality iron ii chloride for laboratory use
Iron powder
High-quality iron powder for laboratory use
Iron(II) sulphate, FeSO4.7H20
High-quality iron(ii) sulphate, feso4.7h20 for laboratory use
Iron(III)chloride
High-quality iron(iii)chloride for laboratory use
Isobutyl alcohol (2-Methylpropan-1-o1).
High-quality isobutyl alcohol (2-methylpropan-1-o1). for laboratory use
Lactic acid
High-quality lactic acid for laboratory use
LDR
High-quality ldr for laboratory use
Lead (II) nitrate.
High-quality lead (ii) nitrate. for laboratory use
Lead dioxide; PbO2.
High-quality lead dioxide; pbo2. for laboratory use
Lead ii acetate trihydrate
High-quality lead ii acetate trihydrate for laboratory use
Lead sulphate
High-quality lead sulphate for laboratory use
LED pks
High-quality led pks for laboratory use
Lens Holders
High-quality lens holders for laboratory use
Lime water
High-quality lime water for laboratory use
Lithium chloride.
High-quality lithium chloride. for laboratory use
Lithium Nitrate
High-quality lithium nitrate for laboratory use
Litmus blue and red
High-quality litmus blue and red for laboratory use
Magnesium Ribbon
High-quality magnesium ribbon for laboratory use
Magnesium sulphate, MgSO4.7H20
High-quality magnesium sulphate, mgso4.7h20 for laboratory use
Magnetic stirrer
High-quality magnetic stirrer for laboratory use
Maleic acid.
High-quality maleic acid. for laboratory use
Malonic acid.
High-quality malonic acid. for laboratory use
Mandelic acid.
High-quality mandelic acid. for laboratory use
Manganese (II) chloride, MnCl2.4H20
High-quality manganese (ii) chloride, mncl2.4h20 for laboratory use
Manganese dichloride
High-quality manganese dichloride for laboratory use
Mannitol.
High-quality mannitol. for laboratory use
Measuring cylinder 250ml
High-quality measuring cylinder 250ml for laboratory use
Measuring Cylinders 100mls
High-quality measuring cylinders 100mls for laboratory use
Measuring Cylinders 10mls
High-quality measuring cylinders 10mls for laboratory use
Measuring Cylinders 1L
High-quality measuring cylinders 1l for laboratory use
Measuring Cylinders 25mls
High-quality measuring cylinders 25mls for laboratory use
Measuring Cylinders 50mls
High-quality measuring cylinders 50mls for laboratory use
Mechanical stop watch
High-quality mechanical stop watch for laboratory use
Mecuric Nitrate
High-quality mecuric nitrate for laboratory use
Mercury (II) chloride.
High-quality mercury (ii) chloride. for laboratory use
Meter rules
High-quality meter rules for laboratory use
Methanol.
High-quality methanol. for laboratory use
Methyl benzene
High-quality methyl benzene for laboratory use
Methyl blue
High-quality methyl blue for laboratory use
Methyl orange.
High-quality methyl orange. for laboratory use
Methyl red.
High-quality methyl red. for laboratory use
micrometer screw
High-quality micrometer screw for laboratory use
Micrometre screw gauge
High-quality micrometre screw gauge for laboratory use
Millimetre
High-quality millimetre for laboratory use
Millons reagent
High-quality millons reagent for laboratory use
Milvoltmeter
High-quality milvoltmeter for laboratory use
Monocular electric Microscope
High-quality monocular electric microscope for laboratory use
Monocular light Microscope
High-quality monocular light microscope for laboratory use
Morden periodic tables
High-quality morden periodic tables for laboratory use
Mortar and pestles plastic
High-quality mortar and pestles plastic for laboratory use
Naphthalene.
High-quality naphthalene. for laboratory use
Newton balance
High-quality newton balance for laboratory use
Newton balance
High-quality newton balance for laboratory use
Nichrome wire
High-quality nichrome wire for laboratory use
Nickel (II) sulphate (hydrated),NiS6
High-quality nickel (ii) sulphate (hydrated),nis6 for laboratory use
Nickel ii nitrate
High-quality nickel ii nitrate for laboratory use
Optical pins
High-quality optical pins for laboratory use
Over flow can
High-quality over flow can for laboratory use
Pendulum bobs
High-quality pendulum bobs for laboratory use
Petri Dishes
High-quality petri dishes for laboratory use
Phenol.
High-quality phenol. for laboratory use
Phenolphthalein.
High-quality phenolphthalein. for laboratory use
Phosphorus pentachloride.
High-quality phosphorus pentachloride. for laboratory use
physical weight box
High-quality physical weight box for laboratory use
Pipettes 10ml
High-quality pipettes 10ml for laboratory use
Pipettes 25mls
High-quality pipettes 25mls for laboratory use
Pipettes 2ml
High-quality pipettes 2ml for laboratory use
Pipettes 5ml
High-quality pipettes 5ml for laboratory use
Pipettes fillers
High-quality pipettes fillers for laboratory use
Plain mirror
High-quality plain mirror for laboratory use
Plain slides
High-quality plain slides for laboratory use
Plastic cups
High-quality plastic cups for laboratory use
Plastic cups white
High-quality plastic cups white for laboratory use
Plastic Measuring cylinders 1L
High-quality plastic measuring cylinders 1l for laboratory use
Plastic Measuring cylinders 500ml
High-quality plastic measuring cylinders 500ml for laboratory use
Plotting compass
High-quality plotting compass for laboratory use
Potassium aluminium sulphate.
High-quality potassium aluminium sulphate. for laboratory use
Potassium carbonate.
High-quality potassium carbonate. for laboratory use
Potassium chlorate.
High-quality potassium chlorate. for laboratory use
Potassium chloride.
High-quality potassium chloride. for laboratory use
Potassium chromate.
High-quality potassium chromate. for laboratory use
Potassium dichromate.
High-quality potassium dichromate. for laboratory use
Potassium hydrogen carbonate
High-quality potassium hydrogen carbonate for laboratory use
Potassium hydrogen sulphate
High-quality potassium hydrogen sulphate for laboratory use
Potassium hydrogentatrate; KHC4H406
High-quality potassium hydrogentatrate; khc4h406 for laboratory use
Potassium hydroxide.
High-quality potassium hydroxide. for laboratory use
Potassium iodate.
High-quality potassium iodate. for laboratory use
Potassium iodide.
High-quality potassium iodide. for laboratory use
Potassium nitrate
High-quality potassium nitrate for laboratory use
Potassium nitrite.
High-quality potassium nitrite. for laboratory use
Potassium permanganate.
High-quality potassium permanganate. for laboratory use
Potassium peroxide
High-quality potassium peroxide for laboratory use
Potassium Peroxydisulphate
High-quality potassium peroxydisulphate for laboratory use
Potassium persulphate(peroxodisulph)
High-quality potassium persulphate(peroxodisulph) for laboratory use
Potassium tetra oxalate; KH3(C204)2.2H20.
High-quality potassium tetra oxalate; kh3(c204)2.2h20. for laboratory use
potentiometers pks
High-quality potentiometers pks for laboratory use
Prepared slides
High-quality prepared slides for laboratory use
Preserved specimen
High-quality preserved specimen for laboratory use
Propan-1-o1 or butan-1-o1.
High-quality propan-1-o1 or butan-1-o1. for laboratory use
Propan-2-o1 or butan-2-o1.
High-quality propan-2-o1 or butan-2-o1. for laboratory use
Propanol
High-quality propanol for laboratory use
Propanone.
High-quality propanone. for laboratory use
Pulley two ways
High-quality pulley two ways for laboratory use
Pulleys one way
High-quality pulleys one way for laboratory use
Pulleys three ways
High-quality pulleys three ways for laboratory use
Reagent Bottles
High-quality reagent bottles for laboratory use
Rectangular glass block
High-quality rectangular glass block for laboratory use
Resistors pks
High-quality resistors pks for laboratory use
Rheostat
High-quality rheostat for laboratory use
Round bottom flask 250ml
High-quality round bottom flask 250ml for laboratory use
Round bottom suspension cell
High-quality round bottom suspension cell for laboratory use
Safety Gloves
High-quality safety gloves for laboratory use
Safety Googles
High-quality safety googles for laboratory use
Screened methyl orange.
High-quality screened methyl orange. for laboratory use
Semi-circular glass blocks
High-quality semi-circular glass blocks for laboratory use
separating Funnels 250ml
High-quality separating funnels 250ml for laboratory use
Separating Funnels 500ml
High-quality separating funnels 500ml for laboratory use
Silnky spring
High-quality silnky spring for laboratory use
Silver nitrate.
High-quality silver nitrate. for laboratory use
Slide containers
High-quality slide containers for laboratory use
Slide covers
High-quality slide covers for laboratory use
Slotted Mass 5g
High-quality slotted mass 5g for laboratory use
Slotted masses 50g set
High-quality slotted masses 50g set for laboratory use
Slotted masses 100g set
High-quality slotted masses 100g set for laboratory use
Slotted masses 10gset
High-quality slotted masses 10gset for laboratory use
Slotted masses 20g set
High-quality slotted masses 20g set for laboratory use
Sodium acetate.
High-quality sodium acetate. for laboratory use
Sodium benzoate(sodium benzenecarbo)
High-quality sodium benzoate(sodium benzenecarbo) for laboratory use
Sodium bicarbonate, NaHCO3
High-quality sodium bicarbonate, nahco3 for laboratory use
Sodium carbonate decahydrate
High-quality sodium carbonate decahydrate for laboratory use
Sodium carbonate hydrated
High-quality sodium carbonate hydrated for laboratory use
Sodium chlorate.
High-quality sodium chlorate. for laboratory use
Sodium chloride.
High-quality sodium chloride. for laboratory use
Sodium formate
High-quality sodium formate for laboratory use
Sodium formate dihydrate.
High-quality sodium formate dihydrate. for laboratory use
Sodium hydrogensulphate, NaHS04.
High-quality sodium hydrogensulphate, nahs04. for laboratory use
Sodium hydroxide Pelettes.
High-quality sodium hydroxide pelettes. for laboratory use
Sodium hydroxide solution
High-quality sodium hydroxide solution for laboratory use
Sodium nitrate
High-quality sodium nitrate for laboratory use
Sodium nitrate.
High-quality sodium nitrate. for laboratory use
Sodium oxalate.
High-quality sodium oxalate. for laboratory use
Sodium Persulphate
High-quality sodium persulphate for laboratory use
Sodium potassium terturate 4H20
High-quality sodium potassium terturate 4h20 for laboratory use
Sodium sulphate (Anhydrous).
High-quality sodium sulphate (anhydrous). for laboratory use
Sodium tertrate dehydrate
High-quality sodium tertrate dehydrate for laboratory use
Sodium tetraborate
High-quality sodium tetraborate for laboratory use
Sodium thiosulphate.
High-quality sodium thiosulphate. for laboratory use
Soluble starch.
High-quality soluble starch. for laboratory use
Spoon shaped spatula
High-quality spoon shaped spatula for laboratory use
Spring Balance 1g
High-quality spring balance 1g for laboratory use
Stannous chloride
High-quality stannous chloride for laboratory use
Strontium chloride.
High-quality strontium chloride. for laboratory use
Strontium nitrate (Anhydrous).
High-quality strontium nitrate (anhydrous). for laboratory use
Succinic acid (butanedioic acid)
High-quality succinic acid (butanedioic acid) for laboratory use
Sucrose.
High-quality sucrose. for laboratory use
Sudan III
High-quality sudan iii for laboratory use
sulphamic acid
High-quality sulphamic acid for laboratory use
Syring 10ml
High-quality syring 10ml for laboratory use
Syringe 5ml
High-quality syringe 5ml for laboratory use
Tartaric acid
High-quality tartaric acid for laboratory use
Tert. Butyl alcohol.
High-quality tert. butyl alcohol. for laboratory use
Test tube brushes
High-quality test tube brushes for laboratory use
Test tube holders
High-quality test tube holders for laboratory use
Test tube Racks
High-quality test tube racks for laboratory use
Test tubes
High-quality test tubes for laboratory use
Thermistors
High-quality thermistors for laboratory use
Thermometer 0.1Β° colored
High-quality thermometer 0.1Β° colored for laboratory use
Thermometer 0.1Β° Mercury
High-quality thermometer 0.1Β° mercury for laboratory use
Thermometer lΒ°C
High-quality thermometer lΒ°c for laboratory use
Thumb tacks
High-quality thumb tacks for laboratory use
Tin (IV) chloride pent hydrate, SnC
High-quality tin (iv) chloride pent hydrate, snc for laboratory use
tin ii chloride
High-quality tin ii chloride for laboratory use
Toluene.
High-quality toluene. for laboratory use
Top pan balance
High-quality top pan balance for laboratory use
Transistors pks
High-quality transistors pks for laboratory use
Tri lead tetraoxide
High-quality tri lead tetraoxide for laboratory use
Tri-sodium citrate dehydrate
High-quality tri-sodium citrate dehydrate for laboratory use
Triangular prisms
High-quality triangular prisms for laboratory use
Triple Harvard balance
High-quality triple harvard balance for laboratory use
Tripod Stand
High-quality tripod stand for laboratory use
Turning fork set
High-quality turning fork set for laboratory use
U tube manometer
High-quality u tube manometer for laboratory use
Universal Indicator
High-quality universal indicator for laboratory use
Vernier calliper
High-quality vernier calliper for laboratory use
Voltmeter
High-quality voltmeter for laboratory use
Volumetric flask 1000mls
High-quality volumetric flask 1000mls for laboratory use
Volumetric flask 100ml
High-quality volumetric flask 100ml for laboratory use
Volumetric Flask 2000ml
High-quality volumetric flask 2000ml for laboratory use
Volumetric Flask 250mls
High-quality volumetric flask 250mls for laboratory use
Volumetric Flask 500mls
High-quality volumetric flask 500mls for laboratory use
Wash bottles
High-quality wash bottles for laboratory use
Watch glasses
High-quality watch glasses for laboratory use
Weighing boats role
High-quality weighing boats role for laboratory use
Wire gauze
High-quality wire gauze for laboratory use
Wurexide.
High-quality wurexide. for laboratory use
xylene.
High-quality xylene. for laboratory use
Zinc powder.
High-quality zinc powder. for laboratory use
Zinc sulphate.
High-quality zinc sulphate. for laboratory use
