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Product details

Ɑ-Biotinamido-ω-Mercaptopropanamido PEG

Catalog number 135000-25-4.500MG

Price for 135000-25-4.500MG

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Size / count 500 mg

About this product

PEG crosslinking agents for biotinylation. The biotinyl functionality is used to attach avidin or streptavidin containing substrates. Pegylation by binding of biotinyl PEG to avidin and streptavidin is very specific and fast. This linear PEG derivative has a sulfhydryl group (-SH) on one chain end. The free thiol groups react readily with maleimido or iodacetamido functionalities or transition metal surfaces like gold, silver etc. Reaction with other free thiols leads to S-S disulfide bonds which can be cleaved by reducing agents. PEG thiols may also be conjugated by thiol-ene chemistry.

Specifications

Catalog number
135000-25-4.500MG
Size / count
500 mg
Dry ice
No
Hazardous
No
Discontinued
No
Specifications
5000 Dalton

Frequently Asked Questions

What is the catalog number for Ɑ-Biotinamido-ω-Mercaptopropanamido PEG?

The catalog number for Ɑ-Biotinamido-ω-Mercaptopropanamido PEG is 135000-25-4.500MG.

What sizes are available for Ɑ-Biotinamido-ω-Mercaptopropanamido PEG?

Ɑ-Biotinamido-ω-Mercaptopropanamido PEG is available in the following size(s): 500 mg.

Is Ɑ-Biotinamido-ω-Mercaptopropanamido PEG in stock?

Ɑ-Biotinamido-ω-Mercaptopropanamido PEG is currently made to order / not held in immediate stock. Contact us for lead time.

What is Ɑ-Biotinamido-ω-Mercaptopropanamido PEG used for?

PEG crosslinking agents for biotinylation. The biotinyl functionality is used to attach avidin or streptavidin containing substrates. Pegylation by binding of biotinyl PEG to avidin and streptavidin is very specific and fast. This linear PEG derivative has a sulfhydryl group (-SH) on one chain end.

What is the purity of this recombinant protein?

Purity, typically assessed by SDS-PAGE, is listed on the datasheet under quality control data.

What do I do if this product arrives with reduced ice or a damaged cold-chain package?

Report this to us immediately with photos and your order reference. Our specialists will assess whether the product is still usable given the cold-chain interruption, and will arrange a replacement or credit if it isn’t.

What host species was used to raise this antibody?

The host species used in production is listed under product specifications on the datasheet, and is relevant when selecting a compatible secondary antibody for your assay.

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