|
|||||||||||||||||||||||||||||||
|
Outward appearance and nature 外觀及性質(zhì)
|
White,crystalline powder ,hygroscopic ,freely soluble in water, soluble in alcohol
白色結(jié)晶粉末，吸濕，易溶于水，易溶于乙醇。
|
To pass test 合格
|
|
Identification 鑒別
|
It gives the reactions of calaum and chloieds.
呈鈣鹽和氯化物反應(yīng)
|
To pass test 合格
|
|
Test 測(cè)試
|
||
|
Appearance of solution 澄清度
|
Comply with the standard 符合規(guī)定
|
To pass test 合格
|
|
Acidity or alkalinity 酸堿度
|
Comply with the standard 符合規(guī)定
|
To pass test 合格
|
|
Barium 鋇鹽
|
Comply with the standard 符合規(guī)定
|
To pass test 合格
|
|
Sulfates 硫酸鹽
|
≤300ppm
|
200ppm
|
|
Aluminum 鋁鹽
|
≤1ppm
|
0.1ppm
|
|
Iron 鐵鹽
|
≤10ppm
|
10ppm
|
|
Magnesium and alkaline-earth meta 鎂鹽和堿土金屬
|
≤5000ppm
|
3000ppm
|
|
Heavy metala (Pb) 重金屬
|
≤20ppm
|
10ppm
|
|
Magnesium 鎂鹽
|
≤8ppm
|
2.5ppm
|
|
Bacteria 細(xì)菌
|
≤1000ppm pieces/gram（個(gè)/克）
|
10 ppm pieces/gram（個(gè)/克）
|
|
Leafmold 霉菌
|
≤1000ppm pieces/gram（個(gè)/克）
|
10 ppm pieces/gram（個(gè)/克）
|
|
Collbacillus 大腸桿菌
|
Has not examined （未檢出）
|
Has not examined
|
|
Assay 含量測(cè)定
|
95.0~98.0%
|
98.0%
|
|
Conclusion 結(jié)論
|
Comply with USP28 符合
|
USP28規(guī)定
|
TIANJIN JINHUITAIYA CHEMICAL REAGENTS CO.,LTD
