产品描述
一、感官指标
1.1色泽：类白色至淡黄色
1.2形态：颗粒状粉末
1.3杂质：无肉眼可见的杂质
二、理化指标
2.1干燥失重：≤6.0%
2.2炽灼残渣：≤15.0%
2.3总氮：≥11.5%
2.4氨基氮：≥4.0%
三、细菌学指标
a) 大肠埃希菌（CMCC83549）10-5生长良好
b) 乙型溶血性链球菌（CMCC32210）10-4生长良好
c) 短小芽孢杆菌（CMCC7316）10-4生长良好
四、Culture Media Base
Polypepton is correspondent to casein peptone 2) listed in the item of General Tests and Reagents 1) published in Pharmacopoeia of Japan 13, as well as Pancreatic Digest of Casein listed in the item of reagents of U.S. Pharmacopoeia 3). It is a grayish yellow powder obtained from milk casein by enzymolysis, which is then purified and dried. It is water soluble, but not soluble in ethanol and ether.
[Specification]
Appearance: Grayish yellow powder
Solubility: Clear solution at 5% (water)
Loss on drying: Not more than 6 % (0.5 g@105C for 3 hr.: JP general test)
Total nitrogen: Not less than 11 % (0.5 g: JP Semi micro KJELDAHL method)
Amino nitrogen: 4 ~ 7 % (1 mL [2 g --> 50 mL], SMAHC. Van slyke method)
以上产品由北实纵横科学公司负责进口及相关检验检疫 010-68689484
北京北实纵横科技发展有限公司，QC，质量检验科，负责产品品质及批次稳定性均一性的质量保证。
安全信息
RIDADR NONH for all modes of transport
