Question 1

What is the catalog number for Interleukin 4 (IL4, BSF1, BCGF1, B Cell Stimulatory Factor 1, Lymphocyte stimulatory Factor 1, B Cell Growth Factor)?

Accepted Answer

The catalog number for Interleukin 4 (IL4, BSF1, BCGF1, B Cell Stimulatory Factor 1, Lymphocyte stimulatory Factor 1, B Cell Growth Factor) is 141052.

Question 2

What sizes are available for Interleukin 4 (IL4, BSF1, BCGF1, B Cell Stimulatory Factor 1, Lymphocyte stimulatory Factor 1, B Cell Growth Factor)?

Accepted Answer

Interleukin 4 (IL4, BSF1, BCGF1, B Cell Stimulatory Factor 1, Lymphocyte stimulatory Factor 1, B Cell Growth Factor) is available in the following size(s): 200 µL.

Question 3

Is Interleukin 4 (IL4, BSF1, BCGF1, B Cell Stimulatory Factor 1, Lymphocyte stimulatory Factor 1, B Cell Growth Factor) in stock?

Accepted Answer

Interleukin 4 (IL4, BSF1, BCGF1, B Cell Stimulatory Factor 1, Lymphocyte stimulatory Factor 1, B Cell Growth Factor) is currently made to order / not held in immediate stock. Contact us for lead time.

Question 4

Can I return this product if I ordered the wrong one?

Accepted Answer

As a consumer, you have a 14-day right of withdrawal from receipt under EU consumer protection law, submitted via our withdrawal/cancellation request form. Note this applies to unused, undamaged products, and doesn’t override the expiry/storage conditions on performance-based claims.

Question 5

Is this product tested for endotoxin levels?

Accepted Answer

Endotoxin testing status is noted on the datasheet where applicable, particularly for recombinant proteins intended for cell-based or functional assays. If this isn’t listed and you need confirmation, contact support with the catalogue number.

Question 6

Can I request additional validation data, such as western blot images, for this product?

Accepted Answer

Additional data may be available on request. Contact our technical support team with the catalogue number and we’ll check what supporting documentation the supplier can provide.

Interleukin 4 (IL4, BSF1, BCGF1, B Cell Stimulatory Factor 1, Lymphocyte stimulatory Factor 1, B Cell Growth Factor)

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