Brewing yeast|336020 |BNCC

Essential Information Certificate Related Products

Saccharomyces cerevisiae

Subculture procedure	① Prepare 1-2 of the above plates; ② Open the safety cabinet, burn the top with an alcohol lamp, quickly drip sterile water to break it, and then use tweezers to crush it; ③ Take 0.5mL of sterile water and transfer it into a freeze-drying tube. After fully dissolving the bacterial powder, transfer it into a Agar plate at a rate of 200 μ L per piece and apply evenly; ④ Place the petri dish under the above cultivation conditions for cultivation, and once the bacterial strain grows, it can be used.
Growth conditions	30 ℃; 24-48 hours; aerobic;
Storage conditions	2-8 ℃
Safety level	1
morphology	The colony diameter is 1-2mm, circular, with neat edges, opaque, gray white on the front, raised in the middle, smooth and bright on the surface, moist texture, easy to pick up, G+(blue purple), cocci, purity: pure
Sharing mode	Public welfare sharing

Saccharomyces carlsbergensis Hansen

Description

1. BNCC No.: BNCC 336020

2. biosafety level: 4

Storage conditions:

Storage of freezed dried ampoule and agar slant at 2°C to 8°C

Growth Conditions

1. YM medium: yeast extract 3.0g, malt extract 3.0g, glucose 10.0g, protein block 5.0g, agar 20.0g, distilled water 1000 ml, pH 6.2 +/- 0.2. 121 ℃,15min.

2. Atmosphere: aerobic

3. Ttemperature: 25-28 ℃

Notes:
1.Normal culturing time, 24-48hours for bacterial, 72 hours for yeast, 5-7days for mould, 7-10days for fungal.

2.Agar slant shall be inoculated asap, and do not keep the storage for more than 3 months.

3.Please recover the strains in strict accordance with this instruction, otherwise the replacement of the strain are not be available in case of viability loss caused by different media or growth conditions.

4.Waste generated from the handling process should be discarded after high-pressure sterilization

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