Quality Standards
Sensory Index
| Items |
Requirements |
| Morphology |
Powder, no caking |
| Color |
Light yellow or brown 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) % |
≥13.0% |
≥13.0% |
≥14.5% |
| Amino nitrogen (on DM) % |
≥1.5% |
≥2.0% |
≥3.0% |
| Ash (on DM) % |
≤11.0% |
≤11.0% |
≤10.0% |
| Moisture % |
≤6.0% |
≤6.0% |
≤6.0% |
| PH (2% solution) |
4.5–7.0 |
| 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
🧫
Suitable for preparing various microbial culture media in fermentation industries of innovative biomedicines, vitamins and related fields. Widely applied in cultivation, isolation, propagation and identification of bacteria.
🔬
Used for preparation of culture media for bacterial biochemical characterization tests, including sterility test media and anaerobic bacterial culture media.
⚗️
Ideal for Escherichia coli culture, drug sensitivity fermentation assays, sugar fermentation tests, and culturing microorganisms with low nutritional requirements.
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. Custom measurement packaging and OEM packaging are also available upon customer request.
Frequently Asked Questions (FAQ)
What are the available grades of this peptone product?
This product is available in three grades: Industrial Grade, Pharmaceutical Grade, and Reagent Grade. Each grade has different specifications for total nitrogen, amino nitrogen, ash content, and solubility to meet various application requirements.
Can the product specifications be customized?
Yes. While the physicochemical index represents general specifications, we can customize the product according to specific customer requirements. OEM packaging is also available upon request.
What industries is this product mainly used in?
This product is primarily used in fermentation industries including innovative biomedicines, vitamins, and related fields. It is also widely applied in microbiology laboratories for bacterial cultivation, isolation, propagation, identification, and biochemical characterization tests.
How should this product be prepared before use?
The product must be fully dissolved in water and sterilized prior to use to ensure safety and effectiveness in microbial culture media preparation.
What are the standard packaging options?
Standard packaging includes Compound Paper Bags (25kg/bag) and Cardboard Buckets for bulk orders. Reagent-grade products are packaged in 250g plastic bottles. Custom packaging sizes and OEM packaging are available based on customer requirements.
Is this product suitable for anaerobic bacterial culture?
Yes. This product is suitable for the preparation of both sterility test media and anaerobic bacterial culture media, making it a versatile choice for a wide range of microbiological applications.
Hongrun Baoshun
