Q: What is Tween 20 used for?

Tween® -20 (polysorbate 20) is a polysorbate surfactant commonly used as a blocking and washing agent in Western blotting and other immunostaining assays. Tween® -20 is typically included in blocking buffers and washing buffers at a concentration of 0.1% to reduce non-specific antibody bindi

Question 1

What is the catalog number for Tween 20?

Accepted Answer

The catalog number for Tween 20 is #22002.

Question 2

What sizes are available for Tween 20?

Accepted Answer

Tween 20 is available in the following size(s): 1x 50 mL.

Question 3

Is Tween 20 in stock?

Accepted Answer

Tween 20 is currently made to order / not held in immediate stock. Contact us for lead time.

Question 4

Who manufactures Tween 20?

Accepted Answer

Tween 20 is manufactured by Biotium.

Question 5

What is the estimated delivery time for Tween 20?

Accepted Answer

Estimated delivery time for Tween 20 is approximately 15 business day(s), depending on your location.

Question 6

Where can I find the safety data sheet (SDS/MSDS) for Tween 20?

Accepted Answer

The safety data sheet for Tween 20 is available here: https://cdn.gentaur.com/products/37/699c39d20d8c9d341e16464a/msds/%2322002.pdf.

Question 7

What is Tween 20 used for?

Accepted Answer

Tween&reg; -20 (polysorbate 20) is a polysorbate surfactant commonly used as a blocking and washing agent in Western blotting and other immunostaining assays. Tween&reg; -20 is typically included in blocking buffers and washing buffers at a concentration of 0.1% to reduce non-specific antibody bindi

Question 8

Is antigen retrieval required for IHC with this antibody?

Accepted Answer

Recommended antigen retrieval methods, where applicable, are listed on the datasheet under the IHC protocol section.

Question 9

What temperature does this product ship at?

Accepted Answer

Shipping temperature is chosen based on the product’s stability needs, ranging from ambient to dry ice, and is indicated on the product page. Any related shipping fee is shown clearly in your quotation.

Question 10

What is the molecular weight of the target protein?

Accepted Answer

Molecular weight information, where applicable, is listed on the datasheet under target details, useful for confirming the correct band on western blot.

Tween 20

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