1.2ml freezing Ampoul packaged equality control bacterial for test
sterility
Quality Control Strains
Training method
Medium 1 modified Martin medium: peptone 5.0 g, yeast extract 2.0
g, glucose 20.0 g, dipotassium hydrogen phosphate 1.0 g, magnesium
sulfate 0.5 g, agar 20.0 g, distilled water 1.0 L. pH 6.4 ± 0.2 at
121 ° C for 15 minutes. 2 or integrated PDA medium: 1000 mL of
potato boiled juice, 3.0 g of potassium dihydrogen phosphate, 1.5 g
of magnesium sulfate heptahydrate, 20.0 g of glucose, 10 mg of
vitamin B1, 20 g of agar, and a natural pH. Potato boiled liquid:
200g potato, peeled, diced, boiled in distilled water for 30min,
take the filtrate to a volume of 1000mL, and set aside.
Growth conditions
25-28 ° C, strict aerobic
Growth characteristics
The colony is white and filamentous, producing a large number of
black spores black, the reverse side is yellowish brown, the
surface of the colony is flat, there are radial grooves, the
texture is velvety, and there is a small amount of colorless
exudate. Conidial head ball type, diameter 50-80μm; spore stem
diameter 10-15μm, smooth wall; apical spheroid, diameter 30-40μm,
surface fully fertile; sporulation double layer, stalk base 10-12×
2-3 μm; bottle stem 6-8 × 2-3 μm; conidial sphere type, diameter
3-4 μm, rough wall.
Storage condition
4 ° C, protected from light and cold
| Bacterial name | Bacterial number |
| Pseudomonas aeruginosa | CMCC(B)10104 |
| Staphylococcus aureus | CMCC(B)26003 |
| Bacillus subtilis | CMCC(B)63501 |
| Candida albicans | CMCC(F)98001 |
| Aspergillus niger | CMCC(F)98003 |
| Clostridium sporogenes | CMCC(B)64941 |
| Escherichia coli | CMCC(B)44102 |
use of Quality Control Strains:
Sterility examination, microbiological limit inspection of
non-sterile products, and bacteriostatic efficacy check.
Media suitability test, growth promotion test, sensitivity test,
method suitability test, positive control, etc.
