Glassware Q&A

Question 1

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

Question 2

The listing describes this as both Borosilicate glass and polystyrene. Which one is it? View answer

Asked 3 ´years ago | USA Lab Petri Dish - 60mm, 90mm & 100mm

Question 3

Hey, gimme six of 'em shipped for $25, and you've got a deal!

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

Question 4

Are these borosilicate or polystyrene? both are listed. Also, is this for 1 or multiple? View answer

Asked 3 ´years ago | USA Lab Petri Dish - 60mm, 90mm & 100mm

Question 5

So before i spend TWICE the amount of money on a glass stopper, that i would pay on the flask???? i get dimension size....i think...im looking at a 34/45 to fit that 1000 ml flask....there is no # desigination on the product. I had to go to a different product to find stopper sizes. im not a chemist, im sorry. im buying this flask for my Chinese Tea obssesion. You know Gong Fu Cha. I just think an Erlenmeyer flask would be a cool addition to my Chinese Tea set and if i get great service, ill end up buying more....TY ..youve been helpful

Asked 3 ´years ago | USA Lab 1000ML Erlenmeyer Flask Borosilicate 3.3

Question 6

Id like a 1000 ml flask, whats the correct size for a glass stopper. View answer

Asked 3 ´years ago | USA Lab 1000ML Erlenmeyer Flask Borosilicate 3.3

Question 7

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

Asked 3 ´years ago | USA Lab 1000ML Erlenmeyer Flask Borosilicate 3.3

Question 8

I acquired the round bottom 1L flask, and wonder, is there a stand or holder for this? I got it as a present, and now feel the need for a holder or support frame. View answer

Asked 3 ´years ago | 1000mL Round Bottom Receiving Flask - 1 neck 24/40

Question 9

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 10

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 11

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 12

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 13

Is it microwave-safe? View answer

Asked 4 ´years ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 14

How do I determine the size I need? The adaptor piece I need should fit a 100L reactor.

Asked 4 ´years ago | Glassware > USA Lab Flow Control Glass Stopcock Adapters w/ 3/8 Barb

Question 15

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

Asked 4 ´years ago | USA Lab Erlenmeyer Flask Borosilicate 3.3 - Various Sizes

Question 16

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

Asked 4 ´years ago | USA Lab 150mm Glass Funnel

Question 17

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

Question 18

Blaze Canna here. We're waiting on a replacement 50l vacuum filter ball. We've also broke the "BrandsUSA Lab Flow Control Glass Stopcock Adapters w/ 3/8 Barb" but unsure of the fitting size. If you could please relay that info to me or go ahead and put the order in for us. Please and thank you.

Asked 4 ´years ago | Glassware > USA Lab Flow Control Glass Stopcock Adapters w/ 3/8 Barb

Question 19

What is the ID of the mouth of the 5L flask? View answer

Asked 4 ´years ago | USA Lab 5000ML Erlenmeyer Flask Borosilicate 3.3

Question 20

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

Asked 4 ´years ago | USA Lab Thermowell - Various Sizes 2L 5L

Question 21

How many ounces are in 500ml? View answer

Asked 4 ´years ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 22

How hot can I heat this to? View answer

Asked 4 ´years ago | USA Lab 5000ML Erlenmeyer Flask Borosilicate 3.3

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