See these Technical Service internal notes:
- Prepare a paste of 2g of the starch with a little cold water
- Add to it 100ml of boiling water with stirring.
The solution should be no more than opalescent and on cooling it should remain a liquid and not increase in opalescence.
Note that the product does not have a quality specification regarding solubility.
S9679
Starch from corn
Synonym(s):
Corn starch, Starch from maize
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| Size/SKU | Availability | Price |
|---|---|---|
250 g | Check Cart for Availability | $98.70 |
1 kg | Available to ship TODAY | $332.00 |
About This Item
Linear Formula:
(C6H10O5)n
CAS Number:
UNSPSC Code:
12352201
PubChem Substance ID:
EC Number:
232-679-6
NACRES:
NA.21
MDL number:
$98.70
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biological source
corn
Quality Segment
form
solid
color
white
useful pH range
4.0 -7.0
storage temp.
room temp
General description
Application
Biochem/physiol Actions
Starch facilitates the storage of energy in plants. Corn starch has a wide variety of applications like paper bags, stationery, tissues, manufacturing antibiotics, and drip-feed systems. It can also be used in increasing the stiffness of the fabric and improve its appearance. Corn starch is also a part of human and animal diets.
Other Notes
To gain a comprehensive understanding of our extensive range of Polysaccharides for your research, we encourage you to visit our Carbohydrates Category page.
1 of 1
This Item | |||
|---|---|---|---|
| description - | description practical grade | description - | description analytical standard, analytical standard for Starch Assay Kits SA-20 and STA-20 |
| biological source corn | biological source corn | biological source corn | biological source corn |
| Quality Level 200 | Quality Level 200 | Quality Level 200 | Quality Level 100 |
| form solid | form solid | form solid | form - |
| storage temp. room temp | storage temp. room temp | storage temp. room temp | storage temp. 2-8°C |
| color white | color white | color white | color - |
| useful pH range 4.0 -7.0 | useful pH range 4.3 - 6.7 | useful pH range 4.0 - 7.0 | useful pH range - |
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Storage Class
11 - Combustible Solids
WGK
nwg
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
PPE (personal protective equipment)
Eyeshields, Gloves, type N95 (US)
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is this starch soluble?
1 answer-
Helpful?
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What is the GMO/non-GMO position for this product ?
1 answer-
This product is assigned an M-Clarity level of 200. Products assigned an M-Clarity level of 100-300 are intended for research us only. The GMO status is not documented. For more information regarding the M-Clarity program, please view the following Quality and Regulatory link below:
https://www.sigmaaldrich.com/life-science/quality-and-regulatory-management/m-clarity-programHelpful?
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What is the percentage of amylose and amylopectin?
1 answer-
The amylose to amylopectin ratio is not determined for this product. However, numerous literature references suggest corn starch has a range of 25 - 28% amylose to 72 - 75% amylopectin. Please see the link below to review an example:
https://pmc.ncbi.nlm.nih.gov/articles/PMC8747220/Helpful?
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