半岛bd体育手机客户端 说明

应用

推荐用于以粪链球菌作为试验菌进行叶酸的微生物学测定。

组分

组分 (g/L)
不含维生素酸水解酪蛋白 12.00
右旋糖 40.00
氯化钠 20.00
L -胱氨酸 0.20
DL -色氨酸 0.20
硫酸腺嘌呤 0.02
盐酸鸟嘌呤 0.02
尿嘧啶 0.02
盐酸硫胺 0.002
盐酸吡哆辛 0.004
核黄素(维生素 B₂)0.002
烟酸 0.002
对氨基苯甲酸 (PABA) 0.0002
生物素 0.0000008
泛酸钙 0.0004
磷酸氢二钾 1.00
磷酸二氢钾 1.00
硫酸镁 0.40
氯化钠 0.02
硫酸亚铁 0.02
硫酸锰 0.02

制备说明

Suspend 7.5 g of Folic Acid Assay Medium in 100 ml of distilled water. Boil to dissolve the medium completely. Mix well to distribute the slight precipitate evenly. For assay, dispense 5 ml of medium per assay tube, and add 5 ml of distilled water to each tube. Sterilize by autoclaving at 15 lbs. pressure (121℃) for 10 minutes. Cool immediately.

附注

We offer two media types: the superior granulated GranuCult^?and the cost-efficient powdered NutriSelect^?culture media, depending on your needs.
The designations basic, plus, or prime are added to indicate the quality control level, from basic quality control to standard QC plus to prime for full regulatory compliance.

法律信息

GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany

基本信息

eCl@ss	34058014
NACRES	NA.85

半岛bd体育手机客户端 性质

质量水平	200
无菌性	non-sterile
形式	powder
保质期	limited shelf life, expiry date on the label
manufacturer/tradename	NutriSelect?Plus
technique(s)	microbiological culture: suitable
pH值(酸碱度)	6.8±0.2 (25 ℃)
application(s)	food and beverages pharmaceutical microbiology
储存温度	2-8℃
适用性	nonselective forStreptococcusspp.

安全信息

储存分类代码	11 - Combustible Solids
WGK	WGK 1
闪点(F)	Not applicable
闪点(C)	Not applicable