China Fish Peptone Probiotics Fermentation | Organic Nitrogen Source Suppliers & Factory Products

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Fish peptone, a high-quality product sourced from fresh fish bones, is a light yellow to yellowish fine powder produced using advanced biological extraction technology. Our factory employs a meticulous production process that includes raw material cleaning, enzymatic hydrolysis, centrifugal separation, decolorization, purification, vacuum concentration, and spray drying. This process effectively breaks down fish bone protein into small peptides and free amino acids while preserving water-soluble active compounds, ensuring exceptional purity and excellent solubility.

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This fish peptone, recognized as a premium organic nitrogen source, is rich in small molecular peptides, free amino acids, trace elements, and growth factors. It can be rapidly absorbed by microorganisms, enhancing cell proliferation, protein synthesis, and metabolic enzyme activity. This results in significantly improved strain growth density and fermentation stability, making it an invaluable asset for industries across China.

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Widely utilized in microbial fermentation, vaccine production, and the development of biological products, our fish peptone works synergistically with other medium components such as yeast extract and malt extract. This combination optimizes nutrient profiles, boosts target product expression, and is extensively employed in the preparation of complex media for both scientific research and industrial production. As a leading supplier in the market, our factory is committed to providing top-quality fish peptone to meet diverse industry needs.

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Product Description

Quality Standards
Sensory Index
Items Requirements
Morphology Powder, no caking
Color Light yellow powder
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) % ≥13.5% ≥13.5% ≥13.5%
Amino nitrogen (on DM) % ≥3.0% ≥3.0% ≥3.0%
Ash (on DM) % ≤12.0% ≤12.0% ≤12.0%
Moisture % ≤6.0% ≤6.0% ≤6.0%
PH (2% solution) 5.0–7.0
Acid solution & alkalescence high-pressure —— Pellucid
Solubility (2% solution) Slightly soluble Pellucid
⚠️ The physicochemical index is general specification but we can customize product according to the requirements of customer.
Application
🔬 It is widely used in the fermentation industry such as new bio-pharmaceutics, amino acid, vitamin, organic acid, enzymic preparation, probiotics fermentation, biological preservatives, biological pesticide, micro-ecological preparation, etc.
Usage
⚗️ Fully dissolved and sterilized before use.
Packaging
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Standard Packaging Compound Paper Bag with 25kg/bag or Cardboard Bucket.
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Reagent Grade Packaging 250g plastic bottle, or packed according to customer measurement requirements.
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OEM Package OEM packaging available upon customer request.
Frequently Asked Questions
What are the available grades of this product?
The product 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.
Can the product specifications be customized?
Yes. The physicochemical index listed represents our general specification. We can customize the product according to specific customer requirements upon request.
How should the product be used before application?
The product must be fully dissolved and sterilized before use to ensure optimal performance and safety in fermentation or other industrial processes.
What industries or applications is this product suitable for?
This product is widely used in the fermentation industry, including bio-pharmaceutics, amino acid production, vitamin synthesis, organic acid manufacturing, enzymic preparation, probiotics fermentation, biological preservatives, biological pesticides, and micro-ecological preparations.
What packaging options are available?
Standard packaging includes Compound Paper Bags (25kg/bag) or Cardboard Buckets. Reagent-grade products are packaged in 250g plastic bottles. Custom packaging and OEM packaging are also available based on customer requirements.
What is the moisture content and pH range of the product?
The moisture content is ≤6.0% across all grades. The pH of a 2% solution falls within the range of 5.0–7.0, ensuring consistent quality and compatibility with various fermentation processes.

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