EMAIL THIS PAGE TO A FRIEND
S2004 Sigma-Aldrich

Starch from potato

Soluble

Purchase

Description

Frequently Asked Questions

Frequently Asked Questions are available for this Product.

Packaging

1 kg in poly bottle

500 g in poly bottle

Price and Availability


All labs need water
Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1

Frequently Asked Questions

Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis. These documents are located on the product detail page under Useful Links & Tools. Click on the following link to search for a Certificate of Analysis. Please click the following link to see the details on our Product Dating Information.
How do I get lot-specific information or a Certificate of Analysis?
A Certificate of Analysis is available by lot number and can be obtained through our Advanced Search Option: http://www.sigmaaldrich.com/catalog/AdvancedSearchPage.do
How do I find price and availability?
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. 
What is the Department of Transportation shipping information for this product?
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, or search here. 
My question is not addressed here, how can I contact Technical Service for assistance?
Use the option to the right to "Ask a Question" by email of a Technical Service Scientist.
Is Product S2004, soluble starch, suitable for alpha-Amylase detection?
We have not found S2004 to be suitable for this application.
What concentration of Product S2004, soluble starch, would I use for a 50 % inhibition with α mannoside?
50% inhibition is observed at 10 - 25 ng/ml per Australian Journal of Chemistry v. 32, 2257 (1979).
Show more questions
Protocols & Articles

Protocols

Enzymatic Assay of Amyloglucosidase (EC 3.2.1.3)

This procedure may be used for the determination of Amyloglucosidase activity using starch as the substrate. The Spectrophotometric Stop Rate Determination [Absorbance at 340 nm (A340), Light path = ...
Keywords: Enzyme activity, Extinction coefficient

Enzymatic Assay of Pectinase

3.2 Unit Definition = = One unit will liberate 1.0 micromole of galacturonic acid from poly- galacturonic acid per hour at pH 4.0 at 25ºC.
Keywords: Enzyme activity, Enzymology, Oxidations

Enzymatic Assay of α-Amylase (EC 3.2.1.1)

The spectrophotometric stop reaction determination (A540, Light path = 1 cm) is based on the following reaction:

Peer-Reviewed Papers
15

References

Related Products

Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Bulk Ordering & Pricing:

Need larger quantities for your development, manufacturing or research applications?