Glassware Q&A

Question 1

Can the Laboratory Watch Glass be cleaned and reused? View answer

Asked 2 ´years ago | USA Lab Watch Glass

Question 2

Is the Laboratory Watch Glass compatible with other laboratory apparatus? View answer

Asked 2 ´years ago | USA Lab Watch Glass

Question 3

What should I do if my Laboratory Watch Glass arrives broken? View answer

Asked 2 ´years ago | USA Lab Watch Glass

Question 4

Around what's the max temp this can handle if heat is directly on it? View answer

Asked 2 ´years ago | USA Lab 5000ML Erlenmeyer Flask 24/40 Borosilicate 3.3

Question 5

What is the inside diameter of the well? I want to put a borescope in there. View answer

Asked 3 ´years ago | USA Lab Thermowell - Various Sizes 2L 5L

Question 6

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 7

Hi, I am currently looking at the 5L Round Bottom Receiving Flask - 2 neck 24/40 and 34/45 Center. What would the allowable psi for this piece be? Also what is the wall thickness of the glass? View answer

Asked 3 ´years ago | 5L Round Bottom Receiving Flask - 2 neck 24/40 and 34/45 Center

Question 8

Can I use this in my mantle? View answer

Asked 2 ´years ago | 2L Round Bottom Receiving Flask - 2 neck 24/40 2000ML

Question 9

The image has the green hue of soda lime glass, shouldnt borosilicate be clear? View answer

Asked 2 ´years ago | USA Lab Watch Glass

Question 10

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 11

Is the middle neck on center axis? View answer

Asked 2 ´years ago | 10L Round Bottom Boiling Flask - 3 neck 1 - 24/40 and 2 - 34/45

Question 12

The bottom of my cold trap is 35mm diameter….what size receiving flask would I need ? View answer

Asked 1 ´year ago | 500mL Spherical Joint Round Bottom Receiving Flask - 1 neck 35/20

Question 13

What is the volume capacity? Can it hold 250mL of fluid? What is the outer diameter of the stem opening? View answer

Asked 3 ´years ago | USA Lab 150mm Glass Funnel

Question 14

Graduations View answer

Asked 1 ´year ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 15

Can this flask be used for boiling and distillation? Will it break or is it heat safe? View answer

Asked 1 ´year ago | 500ml Round Bottom Receiving Flask - 2 neck 24/40

Question 16

Are custom logos an option? Are there discounts on bulk orders? Thank you! View answer

Asked 1 ´year ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 17

Do you offer tax exempt for universities? View answer

Asked 1 ´year ago | USA Lab Glass Vacuum Filtration Kit w/ Rubber Stopper Connection

Question 18

Can this flask be put in freezer then set out to room temp then heat up to 140 f.? View answer

Asked 3 ´years ago | USA Lab 2000ML Erlenmeyer Flask Borosilicate 3.3

Question 19

What are the physical dimensions of these glass vials? View answers

Asked 1 ´year ago | USA Lab GL80 Wide Mouth Media Storage Bottle - 1L, 2L & 5L

Question 20

what size stopper fits this flask? View answer

Asked 1 ´year ago | USA Lab 2000ML Erlenmeyer Flask Borosilicate 3.3

Question 21

How big is the beaker cup? View answer

Asked 1 ´year ago | USA Lab 500ML Beaker Mug With Handle Borosilicate 3.3

Question 22

Does the USA Lab 500mL glass beaker mug come with a warranty? View answer

Asked 1 ´year ago | USA Lab 500ML Beaker Mug With Handle Borosilicate 3.3

Question 23

What's the micron level of the filtration assembly with vacuum pump's glass filter? View answer

Asked 1 ´year ago | USA Lab Glass Vacuum Filtration Kit w/ Rubber Stopper Connection

Question 24

is it microwave safe View answer

Asked 3 ´years ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 25

When will 24/40 thermal wells 12L & 22L be back in stock? View answer

Asked 3 ´years ago | USA Made Thermowells - 2L, 5L, 12L & 22L - 24/40 & 45/50

Question 26

Are the graduations on the caffeine coffee mug accurate? View answer

Asked 1 ´year ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 27

Are these suitable for freezing? View answer

Asked 1 ´year ago | USA Lab Petri Dish - 60mm, 90mm & 100mm

Question 28

Can these be placed in the freezer View answer

Asked 1 ´year ago | USA Lab Glass Media Storage Bottles Borosilicate 3.3 with GL45 Screw Cap 100ML, 250ML, 500ML, 1L, 2L, 5L, 10L

Question 29

I'm looking for a recieving flask 2000 ml for a buchi r205 will this work if not do you have something that will View answer

Asked 3 ´years ago | 2000mL Spherical Joint Round Bottom Receiving Flask - 1 neck 35/20

Question 30

Are these made in the United States? View answer

Asked 1 ´year ago | USA Lab Petri Dish - 60mm, 90mm & 100mm

Question 31

Can these be used on a hot plate (without the lid on of course)? View answer

Asked 1 ´year ago | USA Lab Glass Media Storage Bottles Borosilicate 3.3 with GL45 Screw Cap 100ML, 250ML, 500ML, 1L, 2L, 5L, 10L

Question 32

Is it microwave safe? View answer

Asked 3 ´years ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 33

What are the characteristics of the outlet? Is it a 29/42 fitting or is a straight fitting? What size if straight? View answer

Asked 1 ´year ago | USA Lab Separatory Funnel with PTFE Valve - Various Options 1L / 2L / 5L

Question 34

Do you make 750ml or 1000ml beaker style coffee cup?? View answer

Asked 1 ´year ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 35

do you have this with a flat bottom? View answer

Asked 3 ´years ago | 500mL Spherical Joint Round Bottom Receiving Flask - 1 neck 35/20

Question 36

What size of glass stopper will fit this 2.0 L Erlenmeyer Flask? View answer

Asked 1 ´year ago | USA Lab 2000ML Erlenmeyer Flask Borosilicate 3.3

Question 37

Are the graduated markings and caffeine structural formula etched into the glass? Thank you! View answer

Asked 3 ´years ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 38

I'm looking for one labeled VODKA, for a gift. Do you have one? View answer

Asked 3 ´years ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 39

Is it dishwasher safe ? View answer

Asked 2 ´years ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 40

I ordered and paid for 4 your coffee beakers and they were not delivered. View answer

Asked 2 ´years ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 41

What's the diameter of the mouth? View answer

Asked 1 ´year ago | USA Lab GL80 Wide Mouth Media Storage Bottle - 1L, 2L & 5L

Question 42

I don't suppose you make one with epinephrine (adrenalin) rather than caffeine on it? View answer

Asked 1 ´year ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 43

Could you give the dimensions, height and maximum diameter of the 1000ml erlenmeyer flask please? View answer

Asked 2 ´years ago | USA Lab 1000ML Erlenmeyer Flask Borosilicate 3.3

Question 44

do the lids to these storage bottles or the wide mouth storage bottles hold up to long term storage of concentrated acid (e.g. hydrochloric, sulfuric, or nitric acid)? View answer

Asked 2 ´years ago | USA Lab Glass Media Storage Bottles Borosilicate 3.3 with GL45 Screw Cap 100ML, 250ML, 500ML, 1L, 2L, 5L, 10L

Question 45

what is the bottom diameter of each size? need to purchase 16mm bottom diameter View answer

Asked 2 ´years ago | USA Lab Glass Stopper - Various Sizes

Question 46

Do these beaker mugs come by the case or just by the individual piece? View answer

Asked 2 ´years ago | USA Lab 500ML Beaker Mug With Handle Borosilicate 3.3

Question 47

What is the diameter of this flask? View answer

Asked 2 ´years ago | 10L Round Bottom Boiling Flask - 3 neck 1 - 24/40 and 2 - 34/45

Question 48

What is the country of origin?? View answer

Asked 2 ´years ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 49

Is it dishwasher safe View answer

Asked 1 ´year ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 50

Is it microwave-safe? View answer

Asked 3 ´years ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

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