Description

Corn Steep Liquor is a concentrated, nutrient-rich by-product of the corn wet-milling process, valued for its complex profile of amino acids, vitamins, and minerals. This natural fermentation nutrient is a critical, cost-effective component for enhancing microbial growth and yield in industrial bioprocesses. It is essential for manufacturers in the fermentation, animal nutrition, and biotechnology sectors seeking to optimize production efficiency and reduce raw material costs.

Application

• Fermentation Nutrient: A primary nitrogen and micronutrient source in the production of antibiotics (e.g., penicillin), organic acids, enzymes, and amino acids like lysine and glutamic acid.
• Animal Feed Supplement: Used as a palatability enhancer and source of digestible protein, vitamins, and minerals in livestock, poultry, and aquaculture feed formulations.
• Microbial Culture Media: Serves as a key ingredient in laboratory and industrial culture media for bacteria, yeast, and fungi cultivation.
• Biofertilizer Production: Acts as a nutrient base and growth stimulant in the formulation of liquid biofertilizers and soil amendments.
• Industrial Biotechnology: Provides essential growth factors in the production of biofuels (e.g., ethanol, butanol) and biopolymers (e.g., PHA, PLA).
• Food Flavoring Precursor: Utilized in the production of hydrolyzed vegetable protein (HVP) and yeast extracts for savory flavor applications.

Basic Information

Product Name	Corn Steep Liquor
CAS No.	66071-94-1
Molecular Formula	Not Applicable (Complex Natural Mixture)
Molecular Weight	Not Applicable
Synonyms	Corn Steep Water; Corn Steep Liquor Solids; Corn Steep Extract; Maize Steep Liquor; CSL; Corn Fermentation Solubles; Corn Steepwater Condensate; Corn Steep Liquor Powder
EINECS	266-104-5

Quality Control

Our Corn Steep Liquor is produced under strict quality management protocols to ensure batch-to-batch consistency and performance in your process. Quality is verified through parameters including total solids, protein content, lactic acid concentration, and microbiological limits. A Certificate of Analysis (COA) detailing these specifications is provided with every shipment to guarantee compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. For liquid forms, store in a cool, dry place (15-25°C). For powder forms, store in a cool, dry, and well-ventilated area. Due to its nutrient-rich nature, prolonged storage at elevated temperatures should be avoided to prevent spoilage. Keep containers tightly sealed when not in use to minimize moisture absorption and contamination.

Specification

Item	Specification
Appearance	Dark brown viscous liquid or powder
Total Solids	40 - 50 % (Liquid) / ≥ 95 % (Powder)
Protein Content (Dry Basis)	40 - 50 %
Lactic Acid	15 - 25 %
pH (as is, liquid)	3.5 - 4.5
Total Viable Count	< 10,000 CFU/g

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.