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Martin medium (containing chloramphenicol)
NegotiableUpdate on 05/06
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Overview
The Martin culture medium (containing chloramphenicol) produced by Huankai (item number: 021039) is used to determine the number of molds in microbial fertilizers.
Product Details
Product Name:Martin medium (containing chloramphenicol)
English name: Martin Medium (with Chlorophenol)
Product number and packaging specifications:
| Product Number | Product Type | Packaging specifications |
|---|---|---|
| 021039 | dry powder | 250g/bottle |
Product UsageUsed to determine the number of molds in microbial fertilizers.
Inspection principle:Peptone provides carbon and nitrogen sources, vitamins, growth factors, etc; Glucose provides a carbon source; Potassium dihydrogen phosphate as a buffering agent; Sulfate magnesium provides essential trace elements; Chloromycin can inhibit bacterial growth; Bengal red, as a selective antibacterial agent, can inhibit bacterial growth and slow down the spread and growth of certain fungi caused by rapid growth; Agar is a coagulant.
Ingredients of Martin culture medium (containing chloramphenicol) formula:
| formula | Content (per liter) |
|---|---|
| potassium dihydrogen phosphate | 1.0g |
| glucose | 10.0g |
| Magnesium sulfate heptahydrate | 0.5g |
| peptone | 5.0g |
| Bengal Rose | 0.033g |
| agar | 20.0g |
| Chloromycin | 0.1g |
Usage:Weigh 36.6g of dry powder of this product, add 1 L of distilled water or deionized water, stir and heat to boil until completely dissolved, divide into triangular bottles, and sterilize at 121 ℃ for 15 minutes under high pressure.
Quality Control of Martin Culture Medium (Containing Chloramphenicol)【The following quality control strains were inoculated into the test medium at 25 ± 1 ℃ for 2-3 days, and the results are as follows:】：
| indicator | Quality control strain and number | method | standard value | Characteristic response |
|---|---|---|---|---|
| growth rate | Saccharomyces cerevisiae ATCC9763 | quantitative | PR≥0.7 | Milky white colony |
| Aspergillus niger ATCC16404 | White mycelium, black spores | |||
| selectivity | Escherichia coli ATCC25922 | 半定量 | G≤1 | |
| Staphylococcus aureus ATCC6538 |
Storage conditions and shelf life:Store in a dark and dry place; The unopened shelf life is three years.
References:NY/T 2321-2013 Microbial Fertilizer Product Inspection Regulations.
Produced by HuankaiMartin medium (containing chloramphenicol)(Item number: 021039) Used to determine the number of mold in microbial fertilizers.
Produced by HuankaiMartin medium (containing chloramphenicol)(Item number: 021039) Used to determine the number of mold in microbial fertilizers.
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