If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.
The lot specific COA document can be found by entering the lot number above under the "Documents" section.
There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote. USA customers: 1-800-325-3010 or view local office numbers.
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
Sigma-Aldrich does not evaluate 130672 for solution stability. Therefore, it is advisable to prepare a solution fresh for each use. Please note, the product is moisture sensitive.
The purity is lot specific and will be stated on the Specification Sheet.
Yes, N-Hydroxysuccinimide is also referred to by the acronym NHS and is also referred to by the synonyms 1-Hydroxy-2,5-pyrrolidinedione and HOSu.
Ask a Scientist here.
This article briefly reviews the methods and mechanisms for the formation of molecular monolayers on silicon surfaces, the properties of these monolayers and current perspectives regarding their application in molecular electronic and sensing applications.
Professor Aran (Claremont University, USA) thoroughly discusses the engineering of graphene based materials through careful functionalization of graphene oxide, a solution processable form of graphene.