Glassware Q&A

Question 1

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 2

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 3

What should I do if my dish arrives broken? View answer

Asked 1 ´month ago | USA Lab Crystallization Dish - 100mm, 150mm & 200mm

Question 4

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 5

Where does the USA Lab Glass Stopcock valve fit in a reactor? View answer

Asked 2 ´months ago | Glassware > USA Lab Flow Control Glass Stopcock Adapters w/ 3/8 Barb

Question 6

Does the labflow glassware come with a warranty? View answer

Asked 2 ´months ago | Glassware > USA Lab Flow Control Glass Stopcock Adapters w/ 3/8 Barb

Question 7

What are some uses for this crystallization dish? View answer

Asked 1 ´month ago | USA Lab Crystallization Dish - 100mm, 150mm & 200mm

Question 8

What is the diameter of the 1L beaker? View answer

Asked 2 ´months ago | USA Lab Low Form Beaker Borosilicate 3.3 25ML , 50ML, 100ML, 250ML, 500ML, 1L, 2L, 5L, 10L

Question 9

What is the height of the 1L beaker? View answer

Asked 2 ´months ago | USA Lab Low Form Beaker Borosilicate 3.3 25ML , 50ML, 100ML, 250ML, 500ML, 1L, 2L, 5L, 10L

Question 10

What is the diameter of the 250mL beaker? View answer

Asked 2 ´months ago | USA Lab Low Form Beaker Borosilicate 3.3 25ML , 50ML, 100ML, 250ML, 500ML, 1L, 2L, 5L, 10L

Question 11

What is the height of the 500mL beaker? View answer

Asked 2 ´months ago | USA Lab Low Form Beaker Borosilicate 3.3 25ML , 50ML, 100ML, 250ML, 500ML, 1L, 2L, 5L, 10L

Question 12

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 13

Which type of glass is the Erlenmeyer flask 5000ml made of glass? View answer

Asked 2 ´months ago | USA Lab 24/40 Erlenmeyer Flask – Borosilicate 3.3 Glass

Question 14

Do the beakers come with covers? View answer

Asked 8 ´months ago | USA Lab Low Form Beaker Borosilicate 3.3 25ML , 50ML, 100ML, 250ML, 500ML, 1L, 2L, 5L, 10L

Question 15

Is this flask microwave safe?

Asked 8 ´months ago | USA Lab 5000ML Erlenmeyer Flask Borosilicate 3.3

Question 16

Will the 2000ml erlenmeyer flask be replaced if it breaks after delivery? View answer

Asked 2 ´months ago | USA Lab Erlenmeyer Flask Borosilicate 3.3 - Various Sizes

Question 17

What is the height of the 100mL beaker? View answer

Asked 2 ´months ago | USA Lab Low Form Beaker Borosilicate 3.3 25ML , 50ML, 100ML, 250ML, 500ML, 1L, 2L, 5L, 10L

Question 18

What is the height of the 50mL beaker? View answer

Asked 2 ´months ago | USA Lab Low Form Beaker Borosilicate 3.3 25ML , 50ML, 100ML, 250ML, 500ML, 1L, 2L, 5L, 10L

Question 19

Are these circular or hex View answer

Asked 7 ´months ago | USA Lab Glass Stopper - Various Sizes

Question 20

What material is the cap made of? View answer

Asked 6 ´months ago | USA Lab GL80 Wide Mouth Media Storage Bottle - 1L, 2L & 5L

Question 21

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 22

what is the overall length of these brushes? want to understand if they will reach all the way into a glass tube

Asked 5 ´months ago | USA Lab 10 Piece Cleaning Brush Set

Question 23

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 24

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 25

What is the diameter of the USA Lab 500mL Beaker cup without the handle? View answer

Asked 5 ´months ago | USA Lab 500ML Beaker Mug With Handle Borosilicate 3.3

Question 26

What should I do if my glassware arrives broken? View answer

Asked 4 ´months ago | USA Lab GL80 Wide Mouth Media Storage Bottle - 1L, 2L & 5L

Question 27

are the beakers tempered glass? View answer

Asked 5 ´months ago

Question 28

Is the bottle autoclavable? View answer

Asked 4 ´months ago | USA Lab GL80 Wide Mouth Media Storage Bottle - 1L, 2L & 5L

Question 29

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 30

Is the 2000ml Erlenmeyer Flask durable enough for regular use? View answer

Asked 2 ´months ago | USA Lab Erlenmeyer Flask Borosilicate 3.3 - Various Sizes

Question 31

Is the cap leak resistant View answer

Asked 4 ´months ago | USA Lab GL80 Wide Mouth Media Storage Bottle - 1L, 2L & 5L

Question 32

how tall is this? and is it autoclavable ? View answer

Asked 2 ´years ago | USA Lab 500ML Erlenmeyer Flask Borosilicate 3.3

Question 33

Do you offer tax exempt for universities? View answer

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

Question 34

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

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

Question 35

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

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

Question 36

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

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

Question 37

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

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

Question 38

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 39

Are these made in the United States? View answer

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

Question 40

What is the height of the 200mm crystallization dish? View answer

Asked 1 ´month ago | USA Lab Crystallization Dish - 100mm, 150mm & 200mm

Question 41

Is this a flat bottom flask or is the bottom somewhat concaved? I ask since stir bars do not work well unless the b View answer

Asked 1 ´year ago | USA Lab 5000ML Erlenmeyer Flask Borosilicate 3.3

Question 42

What is the diameter of the cup and handle? View answer

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

Question 43

What should I do if my Petri dish arrives broken? View answer

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

Question 44

What should I do if the mug arrives broken? View answer

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

Question 45

Are beakers made of borosilicate glass? View answer

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

Question 46

Can you put coffee in borosilicate glass? View answer

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

Question 47

Is the Petri dish suitable for microbiological applications? View answer

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

Question 48

Any difference (beyond caffeine molecule and $1.01) between this and USA Lab 500ML Beaker Mug With Handle Borosilicate 3.3 (BK500MLWH) View answer

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

Question 49

Can this be used with a desktop coffee mug warmer? View answer

Asked 10 ´months ago | USA Lab 500ML Coffee Mug Beaker Borosilicate 3.3

Question 50

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

Asked 2 ´years ago | USA Lab 24/40 Erlenmeyer Flask – Borosilicate 3.3 Glass

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