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C4648

Corn steep liquor

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About This Item

CAS Number:
UNSPSC Code:
12352202
EC Number:
266-113-4
NACRES:
NA.56
MDL number:
Form:
suspension
Biological source:
corn
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biological source

corn

Quality Segment

form

suspension

technique(s)

microbiological culture: suitable

storage temp.

2-8°C

General description

Corn steep liquor, a by-product of the corn wet-milling industry consists of 50% water and several ingredients like, sugars and proteins. It is a viscous liquid by-product with a pH of 3.7 to 4.1.

Application

Corn steep liquor has been used:
  • as a component in broth to act as indicator for starch utilizationas a component in fermentation medium, low-cost medium and in LB medium for the simultaneous saccharification and co-fermentation (SSCF) test
  • as a component in fermentation medium for optimization studies

Corn steep liquor is useful as an inexpensive alternative to peptone for a wide variety of microbiological production methods, including fed-batch production of recombinant proteins in E. coli., high density culture of S. cerevisiae, and fermentative production of lactic acid.

Biochem/physiol Actions

Corn steep liquor can be used as a best alternative for yeast extract, as a nitrogen source in biochemical industries. The vitamins, minerals and nitrogen present in the liquor can be used for fermentation.

Other Notes

A viscous concentrate of corn solubles, rich in vitamins, amino acids, minerals and other growth stimulants. Contains approx. 50% (w/w) solids.
A viscous concentrate of corn solubles, rich in vitamins, amino acids, minerals and other growth stimulants. Contains approx. 50% (w/w).

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This Item
C816012660G3637
biological source

corn

biological source

corn

biological source

-

biological source

human

technique(s)

microbiological culture: suitable

technique(s)

microbiological culture: suitable

technique(s)

-

technique(s)

-

form

suspension

form

powder

form

solid

form

powder

storage temp.

2-8°C

storage temp.

-

storage temp.

2-8°C

storage temp.

2-8°C

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

200


Storage Class

10 - Combustible liquids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves



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Questions

  1. Can be used for culinary purposes?

    1 answer
    1. Our products are not for human use; they are labeled for research purposes only. See our terms and conditions. https://www.sigmaaldrich.com/life-science/legal/terms-and-conditions#3

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