Wholesale High-Quality Yeast Peptone from China Suppliers | Premium Fermentation Nutrient from Factory Manufacturers, Factories

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Yeast peptone, a premium biological nitrogen source produced in China, is derived from high-protein bread yeast through an advanced process involving autolysis, enzymatic hydrolysis, multi-stage separation, vacuum concentration, and spray drying. This sophisticated manufacturing process ensures that yeast cells undergo self-decomposition and enzymatic breakdown, transforming macromolecular proteins into readily absorbable small peptides, free amino acids, and other essential components.

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From the standpoint of fermentation principles, yeast peptone offers a rich profile of proteins, peptides, and amino acids, along with an abundance of nucleotides, B vitamins, biotin, and various growth factors. These critical nutrients provide microorganisms with the comprehensive and balanced support they need to promote cell proliferation and enhance physiological metabolism.

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As a leading product among suppliers in the industry, yeast peptone is extensively utilized in microbial fermentation, biological preparation, and industrial fermentation sectors. When paired with yeast extract and other medium components, it significantly boosts microbial growth, increases metabolic activity, and fosters the synthesis of target products, thereby effectively enhancing fermentation efficiency and product yield. This makes it an essential ingredient sourced from reliable factories for various applications in biotechnology and fermentation processes.

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Product Description

Product Standards

Sensory Index
Items Requirements
Morphology Powder and no caking phenomenon
Color Light white or white
Odor Endemic taste and odor of product, no other peculiar smell
Impurity No normal visible extraneous impurity
Physicochemical Index
Item Industrial Grade Pharmaceutical Grade Reagent Grade
Total nitrogen (on DM) % ≥7.5% ≥7.5% ≥7.5%
Amino nitrogen (on DM) % ≥3.5% ≥3.5% ≥3.5%
Ash (on DM) % ≤15.0% ≤15.0% ≤15.0%
Moisture % ≤6.0% ≤6.0% ≤6.0%
PH (2% solution) 4.5–7.5
Acid solution & alkalescence high-pressure —— Pellucid
Solubility (2% solution) Slightly soluble Complete lysis
Note: The physicochemical index is general specification but we can customize product according to the requirements of customer.

🔬 Application

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Yeast peptone is suitable for microbial culture and provides comprehensive nutrition for bacterial growth.

📄 Usage

Fully dissolved and sterilized before use.

📦 Packaging

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Compound Paper Bag with 25kg/bag or Cardboard Bucket. Reagent-grade products are packaged with 250g plastic bottle (or be packed according to the measurement requirements of customer and OEM Package as well).

Frequently Asked Questions

Q What grades of yeast peptone are available?
Yeast peptone is available in three grades: Industrial Grade, Pharmaceutical Grade, and Reagent Grade. Each grade meets the same core physicochemical specifications, but differs in solubility and clarity requirements to suit different application needs.
Q Can the product specifications be customized?
Yes. While the physicochemical index represents the general specification, we are able to customize the product according to the specific requirements of the customer, including packaging size and OEM options.
Q How should yeast peptone be prepared before use?
The product should be fully dissolved in the appropriate volume of water and then sterilized prior to use in microbial culture or other applications.
Q What is the standard packaging for yeast peptone?
Standard packaging is a Compound Paper Bag at 25kg per bag or a Cardboard Bucket. Reagent-grade products are available in 250g plastic bottles. Custom packaging sizes and OEM packaging are also available upon request.
Q What is the pH range of yeast peptone in solution?
The pH of a 2% solution of yeast peptone falls within the range of 4.5 to 7.5, making it compatible with a wide variety of microbial culture media formulations.
Q What are the key physicochemical requirements for yeast peptone?
Key requirements include a total nitrogen content of ≥7.5% (on dry matter), amino nitrogen of ≥3.5% (on dry matter), ash content of ≤15.0% (on dry matter), and moisture of ≤6.0%. The product should appear as a white or light white powder with no caking or visible impurities.

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