Wholesale High-Quality Yeast Peptone from China - Top Suppliers and Factory for Microbial Nitrogen Source in Fermentation Manufacturers, Suppliers

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Yeast peptone is a premium biological nitrogen source derived from high-protein bread yeast. This product is produced through a state-of-the-art process that includes autolysis, enzymatic hydrolysis, multi-stage separation, vacuum concentration, and spray drying. During the manufacturing process, yeast cells undergo self-decomposition and controlled enzymatic breakdown, transforming large proteins into small peptides and free amino acids that are easily absorbed by microorganisms.

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From a fermentation perspective, yeast peptone offers an abundant supply of proteins, peptides, and amino acids, along with a rich content of nucleotides, B vitamins, biotin, and various growth factors. These essential components provide a comprehensive and balanced nutrient profile for microorganisms, effectively promoting cell growth and metabolic processes.

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This versatile product is extensively utilized across the microbial fermentation sector, biological preparations, and industrial fermentation applications. When combined with yeast extract and other medium components, yeast peptone significantly enhances microbial growth, increases metabolic activity, and facilitates the synthesis of desired products. This results in improved fermentation efficiency and higher product yields. As a leading supplier and factory of yeast peptone in China, we are committed to delivering high-quality products that meet industry standards.

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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
Acidsolution & 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

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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 specific purity and solubility requirements to suit different application needs.
Q Can the product specifications be customized?
Yes. While the physicochemical index listed represents our general specification, we are able to customize the product according to the specific requirements of each customer, including OEM packaging options.
Q What is the recommended method of use for yeast peptone?
Yeast peptone should be fully dissolved in water and sterilized prior to use to ensure optimal performance and safety in microbial culture applications.
Q What are the packaging options available?
Standard packaging includes Compound Paper Bags (25kg/bag) and Cardboard Buckets. Reagent-grade products are available in 250g plastic bottles. Custom packaging sizes and OEM packaging can also be arranged upon request.
Q What is the moisture content and pH range of yeast peptone?
The moisture content is ≤6.0% for all grades. The pH of a 2% solution falls within the range of 4.5–7.5, ensuring compatibility with a wide range of microbial culture media.
Q What are the main applications of yeast peptone?
Yeast peptone is primarily used as a nutrient source in microbial culture media. It provides comprehensive nutrition to support bacterial growth, making it widely used in microbiological research, fermentation, and pharmaceutical production.

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