New Q&A

Question 1

Does the slanted front window on the ducted fume hood lift open? View answer

Asked 3 ´months ago | USA Lab Ducted Fume Hood

Question 2

What is the purity of this hexane? View answer

Asked 3 ´months ago | USA Lab Hexane 99.5% High Purity Lab Grade

Question 3

What is SDA 40B 200 proof ethanol? View answer

Asked 2 ´months ago | USA Lab Ethanol 200 Proof, SDA 40B (100%)

Question 4

What does SDA 40B mean in denatured ethanol? View answer

Asked 2 ´months ago | USA Lab Ethanol 200 Proof, SDA 40B (100%)

Question 5

What is USA Lab Dichloromethane Lab Grade 99.9% and its applications? View answer

Asked 9 ´months ago | USA Lab Dichloromethane Lab Grade 99.9%

Question 6

What are common lab uses for USA Lab Dichloromethane Lab Grade 99.9%? View answer

Asked 9 ´months ago | USA Lab Dichloromethane Lab Grade 99.9%

Question 7

What's the difference between hydrogen peroxide and food-grade hydrogen peroxide? View answer

Asked 9 ´months ago | USA Lab Hydrogen Peroxide 35% H2O2

Question 8

What is 30% H2O2 used for? View answer

Asked 9 ´months ago | USA Lab Hydrogen Peroxide 35% H2O2

Question 9

Does Walmart sell 35 food grade hydrogen peroxide? View answer

Asked 9 ´months ago | USA Lab Hydrogen Peroxide 35% H2O2

Question 10

What is the biggest safety concern about hydrogen peroxide? View answer

Asked 9 ´months ago | USA Lab Hydrogen Peroxide 35% H2O2

Question 11

How much 3% hydrogen peroxide can be made from 5 gallons of 35% hydrogen peroxide? View answer

Asked 9 ´months ago | USA Lab Hydrogen Peroxide 35% H2O2

Question 12

What are the applications of hydrogen peroxide? View answer

Asked 9 ´months ago | USA Lab Hydrogen Peroxide 35% H2O2

Question 13

How much 3% hydrogen peroxide can be made from 1 quart of 35% hydrogen peroxide? View answer

Asked 9 ´months ago | USA Lab Hydrogen Peroxide 35% H2O2

Question 14

How much 3% hydrogen peroxide can be made from 55 gallons of 35% hydrogen peroxide? View answer

Asked 9 ´months ago | USA Lab Hydrogen Peroxide 35% H2O2

Question 15

How should hydrogen peroxide be stored? View answer

Asked 9 ´months ago | USA Lab Hydrogen Peroxide 35% H2O2

Question 16

What is the physical state of the hydrogen peroxide? View answer

Asked 9 ´months ago | USA Lab Hydrogen Peroxide 35% H2O2

Question 17

What is the concentration of the hydrogen peroxide? View answer

Asked 9 ´months ago | USA Lab Hydrogen Peroxide 35% H2O2

Question 18

Can SDA 40B ethanol be used in cosmetics and skincare formulations? View answer

Asked 2 ´months ago | USA Lab Ethanol 200 Proof, SDA 40B (100%)

Question 19

Do I need a TTB permit to buy SDA 40B denatured ethanol? View answer

Asked 2 ´months ago | USA Lab Ethanol 200 Proof, SDA 40B (100%)

Question 20

Do these pumps destroy biological cells with shear forces? View answer

Asked 1 ´month ago | USA Lab Crude Oil Pump - 60L/HR - C1D1 Certified

Question 21

Will this remove paint off of chrome wheels? View answer

Asked 2 ´years ago | USA Lab Dichloromethane Lab Grade 99.9%

Question 22

What is the maximum stirring capacity for the OS-40 model? View answer

Asked 1 ´month ago | USA Lab Overhead Stirrer - 20L & 40L

Question 23

What is the maximum torque for the OS-20 model? View answer

Asked 1 ´month ago | USA Lab Overhead Stirrer - 20L & 40L

Question 24

What is the maximum viscosity that the OS-40 model can handle? View answer

Asked 1 ´month ago | USA Lab Overhead Stirrer - 20L & 40L

Question 25

What is the accuracy of the speed display? View answer

Asked 1 ´month ago | USA Lab Overhead Stirrer - 20L & 40L

Question 26

What type of display is used for speed and torque? View answer

Asked 1 ´month ago | USA Lab Overhead Stirrer - 20L & 40L

Question 27

What is the diameter range of the chuck? View answer

Asked 1 ´month ago | USA Lab Overhead Stirrer - 20L & 40L

Question 28

What are the dimensions for both the OS-20 and OS-40 models? View answer

Asked 1 ´month ago | USA Lab Overhead Stirrer - 20L & 40L

Question 29

Does the bottom circular shelf spin? What is the application? View answer

Asked 2 ´years ago | USA Lab Pharmaceutical Freeze dryer - 3 shelves | <-76°C

Question 30

What is the availability of replacement parts (Spray drier nozzle tip, glass drying chamber, etc)? View answer

Asked 2 ´years ago | USA Lab Spray Dryer Mini

Question 31

It states the lid is vented. Could you verify this is true and how it is accomplished? View answer

Asked 2 ´years ago | USA Lab Petri Dish - 60mm, 90mm & 100mm

Question 32

What is the minimum amount of liquid that can be used or what is the minimum amount of powder that can be produced? View answer

Asked 2 ´years ago | USA Lab Spray Dryer Mini

Question 33

What is the length of the shaft? View answer

Asked 1 ´month ago | USA Lab Overhead Stirrer - 20L & 40L

Question 34

Is the isopropyl 99% denatured? View answer

Asked 2 ´years ago | USA Lab Isopropyl Alcohol 99% Concentrate

Question 35

Do you sell a shell I can mount this in? View answer

Asked 2 ´years ago | USA Lab 6" Lid with Coils and 1/2" Compression Diptube

Question 36

What is the diameter of the shaft? View answer

Asked 1 ´month ago | USA Lab Overhead Stirrer - 20L & 40L

Question 37

Is this product classified as corrosive? View answer

Asked 1 ´month ago | Lab Alley Sulfuric Acid 96% ACS Reagent Grade Solution (95-98%, Concentrated H2SO4)

Question 38

RH20L-ETL what pressure can the oil pump develop and is hydraulic oil ok to use? Logic controller I/O? View answer

Asked 2 ´years ago | USA Lab Recirculating Heater 200°C - 5L, 20L, 30L, & 50L - ETL Certified

Question 39

Can I see an SDS sheet for this material? View answer

Asked 2 ´years ago | DURATHERM XLT-2 Ultra Low Temp Transfer Fluid - 5 Gal

Question 40

Who is the brand or manufacturer of this product? View answer

Asked 1 ´month ago | Lab Alley Sulfuric Acid 96% ACS Reagent Grade Solution (95-98%, Concentrated H2SO4)

Question 41

Is USA Lab 200 Proof Ethanol USP 99.97% - 270Gal Non-Denatured? View answer

Asked 2 ´years ago | USA Lab 200 Proof Ethanol USP 99.97% - Excise Tax Included

Question 42

Is this filtration kit compatible with 47 mm size membranes/filters? View answer

Asked 2 ´years ago | USA Lab Glass Vacuum Filtration Kit w/ Rubber Stopper Connection

Question 43

Can I order the 8-strip rotor? Searching for the catalog number in the picture gets no results. View answer

Asked 2 ´years ago | USA Lab Micro Palm Centrifuge

Question 44

What is the high temperature range for these gaskets? View answer

Asked 1 ´month ago | USA Lab PTFE Envelope Tri-Clamp Gaskets with Viton Filler - 1.5" to 12" - USA Made - FDA Compliant

Question 45

Is the unit chemical resistant to small spills? View answer

Asked 2 ´years ago | USA Lab Digital Orbital Shaker (2.5kg Load Capacity)

Question 46

Is this item U.L. listed? View answer

Asked 2 ´years ago | USA Lab Ultrasonic Cleaner - Various Sizes

Question 47

Is the U. L power the actual wattage (i.e., volts times amps)? In other words, what is the connected load? View answer

Asked 2 ´years ago | USA Lab Ultrasonic Cleaner - Various Sizes

Question 48

what um micron is the filter flint. or coarse med fine View answer

Asked 2 ´years ago | USA Lab Glass Vacuum Filtration Kit w/ 40/38 Glass Joint Connection

Question 49

Can you give more details about the pump? Change oil after how many services?. View answer

Asked 2 ´years ago | USA Lab Scientific Freeze Dryer / 8 Shelves / 2-3 Gallons Per Batch / 6L Ice Capacity / 3 Year Warranty

Question 50

What is the warranty period for these gaskets? View answer

Asked 1 ´month ago | USA Lab PTFE Envelope Tri-Clamp Gaskets with Viton Filler - 1.5" to 12" - USA Made - FDA Compliant

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