Product No.: AL842CAS: 6898-94-8In Stock
丙氨酸 L-Alanine
丙氨酸 L-Alanine. High purity pharma grade, widely used in the preparation of mammalian cell culture media, supporting efficient and stable cell growth. This product undergoes strict bacterial endotoxin and microbial limit controls, suitable for biologics and injectable-grade R&D with stringent pyrogen requirements.
Select Spec* COA batch numbers are updated in real-time
Select Spec
* COA batch numbers are updated in real-time5kg/Drum
$601.00
Stock: 100 unit
25kg/Drum
$2,854.75
Stock: 100 unit
Quantity
Remaining 100 unit
Selected Configuration1kg/Bag × 1
Total$151.00
Application Scenarios
CHO Cell CultureVaccine ProductionMonoclonal Antibody R&D
Quality Specifications
【性状】
应为白色或类白色结晶或结晶性粉末；有香气。本品在水中易溶，在乙醇、丙酮或乙醚中不溶；在 1 mol/L 的盐酸溶液中易溶。
It should be white or off-white crystals or crystalline powder with a characteristic odor. It is freely soluble in water, insoluble in ethanol, acetone, or ether; freely soluble in 1 mol/L hydrochloric acid solution.
比旋度
应为+14.0° ～+15.0°
Should be +14.0° to +15.0°
【鉴别】(1) 薄层色谱
供试品溶液所显主斑点的位置和颜色应与对照品溶液的主斑点相同
The position and color of the main spot obtained from the test solution should be identical to that of the reference solution.
【鉴别】(2) 红外光谱
红外光吸收图谱应与对照的图谱（光谱集 915 图）一致
The infrared absorption spectrum should be consistent with the reference spectrum (Spectrum No. 915).
酸度
应为 5.5～7.0
Should be 5.5～7.0
溶液的透光率
在 430nm 的波长处应不得低于 98.0%
Transmittance at 430 nm should not be less than 98.0%.
氯化物
应不得过 0.02%
Not more than 0.02%.
硫酸盐
应不得过 0.02%
Not more than 0.02%.
铵盐
应不得过 0.02%
Not more than 0.02%.
其他氨基酸
应不得超过 1 个，不得过 0.5%
Not more than 1 spot, and each spot should not exceed 0.5%.
干燥失重
应不得过 0.2%
Not more than 0.2%.
炽灼残渣
应不得过 0.1%
Not more than 0.1%.
铁盐
应不得过 0.001%
Not more than 0.001%.
重金属
应不得过百万分之十
Not more than 10 ppm.
砷盐
应不得过 0.0001%
Not more than 0.0001%.
细菌内毒素
小于 20EU/g
Less than 20 EU/g.
【含量测定】
按干燥品计算，含丙氨酸 (C3H7NO2)
Calculated on the dried basis, contains L-Alanine (C3H7NO2).