China Peptone Organic Nitrogen Source for Industrial Fermentation - China Suppliers & Factory Quality Products Suppliers, Factories

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The product is a light yellow powder derived from high-quality fresh bovine meat or bone, meticulously hydrolyzed using acid or enzymes and then dried. This process results in a product that carries a distinctive meat fragrance. The protein is broken down through acid, alkali, or protease to form peptone, which is abundant in organonitrogen compounds, vitamins, and sugars. Our mixed peptone, sourced from beef and ox bone, consists of a complex mixture of peptides and amino acids, obtained through partial hydrolysis or enzymatic breakdown of larger proteins. These smaller molecules are more bioavailable for microorganisms and cells compared to intact proteins, providing essential nutritional support crucial for various applications, including research, diagnostic testing, and industrial fermentation processes.

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In particular, peptone is commonly utilized in culture media for laboratory strains like Escherichia coli and Salmonella. It plays a vital role in the fermentation industry, contributing to the production of antibiotics, vitamins, amino acids, organic acids, and enzyme preparations. Additionally, it is employed in drug sensitivity detection media and in the cultivation of salt-tolerant microorganisms. As a reliable supplier and factory based in China, we ensure high-quality peptone suitable for diverse industrial needs.

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Product Description

Quality Standards

Sensory Index

Items Requirements
Morphology Powder, no caking
Color Light yellow or yellow brown
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) % ≥13.0% ≥13.5% ≥13.5%
Amino nitrogen (on DM) % ≥2.0% ≥2.0% ≥2.5%
Ash (on DM) % ≤10.0% ≤10.0% ≤10.0%
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 Pellucid
⚠️ Note: The physicochemical index is general specification but we can customize product according to the requirements of customer.

Usage

🧪 Fully dissolved and sterilized before use.

Packaging

📦 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 are the available grades of this product and how do they differ?
The product is available in three grades: Industrial Grade, Pharmaceutical Grade, and Reagent Grade. They differ mainly in total nitrogen content, amino nitrogen content, and solubility. Reagent Grade has the highest amino nitrogen (≥2.5%) and requires a pellucid 2% solution, making it suitable for more precise laboratory applications.
Q Can the product specifications be customized to meet specific requirements?
Yes. The physicochemical index listed represents a general specification. We can customize the product according to the specific requirements of the customer, including adjustments to nitrogen content, moisture, and other parameters.
Q How should the product be prepared before use?
The product must be fully dissolved and sterilized before use to ensure safety and effectiveness in its intended application.
Q What packaging options are available for this product?
The product is available in Compound Paper Bags (25kg/bag) or Cardboard Buckets for standard grades. Reagent-grade products are packaged in 250g plastic bottles. Custom measurement packaging and OEM packaging are also available upon request.
Q What is the acceptable pH range for this product?
The pH of a 2% solution should fall within the range of 4.5 to 7.5 across all grades — Industrial, Pharmaceutical, and Reagent.
Q What are the physical appearance characteristics of the product?
The product appears as a powder with no caking, light yellow to yellow-brown in color. It carries the endemic taste and odor characteristic of the product, with no other peculiar smell, and contains no visible extraneous impurities.

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