CERTIFICATE of ANALYSIS  for  L-CYSTEINE HCl MONOHYDRATE

 

产品名称：L-半胱氨酸盐酸盐一水物

Product Name: L-CYSTEINE HCL MONOHYDRATE

 数 量：

Quantity: 1000kgs

 批 号：

Batch No:2020902
生产日期：

Producing date: 2020.09.02

 取样日期：

Sampling date:2020.09.02

 报告日期：

Send out date:2020.09.03
参照标准：AJI92           

Reference standard: AJI92

 包装：

Package: 25kg/drum

 有效期：

Expiry date: 2022.09.01
项       目

Item

 标       准

Specifications

 分  析  结  果

Test  Results
比旋光度

Specific rotation

 +5.5°~+7.0° +6.01
透光率%

State of solution

 ≥98.0% 99.0%
含氯量%

Chloride(CL)

  

19.89%～20.29%

  

20.00
含量 ,%                     ≥

Assay ,%                   min

  

99.0%～100.5%

  

99.6%
干燥失重，%                ≤

Loss on drying,%             max

  

8.5%~12 .0%

  

10.5
其他氨基酸

Other amino acids

 Chromatographically

    Not detectable

  

Qualified
重金属                    ≤

Heavy metals              max

 ≤0.001% ＜0.001%
炽灼残渣,                  ≤

Residue on ignition,         max

 ≤0.10% 0.04%
铁盐,%                     ≤

Iron（Fe）%                  max

 ≤0.001% 0.0008%
氨盐%                     ≤

Ammonium                 max

 ≤0.02% ＜0.02%
硫酸盐%                   ≤

Sulfate(SO4)                max

 ≤0.02% ＜0.02%
PH值

PH

  

1.5～2.0

  

1.7
砷盐,%

Arsenic(As2O3)

  

≤0.0001%

  

＜0.0001%
结论：本产品符合AJI92版标准。

Conclusion: This product complies with AJI92standard.

                                    CERTIFICATE  of  ANALYSIS  for L-CYSTEINE HCL ANHYDROUS

 

产品名称：L-半胱氨酸盐酸盐无水物

Product Name: L-Cysteine HCL Anhydrous

 数量：

Quantity: 1000kgs

 批号：

Batch No:20200903
生产日期：

Producing date: 2020.09.03

 取样日期：

Sampling date: 2020.09.03

 报告日期：

Send out date: 2020.09.04
参照标准： AJI92

Reference standard: AJI92

 包装：

Package: 25kg/drum

 有效期：

Expiry date: 2022.09.02
项       目

Item

 标        准

Specifications

 分    析   结   果

Test  Results
比旋光度

Specific optical rotation[a]D20°

 + 5.6o ~ +8.9o + 6.30o
透过率                   

State of solution (Transmittance)

 Not less than 98.0% 99%
含量

Assay

 98.0%～102.0% 99.69%
干燥失重，%              ≤

Loss on drying,%          max

  

Not more than 3.0%

  

0.9%
重金属

Heavy metals(Pb)

 Not more than 10ppm <10ppm
砷盐                     

Arsenic (As2O3)

 Not more than 1ppm Conforms
灼烧残渣                 

Residue on ignition

 Not more than 0.1% 0.07%
pH值

pH value

 1.5 ～ 2.0 1.9
其它氨基酸物质

Other amino acids

 Chromatographically Conforms
结论：本产品符合AJI92版标准。

Conclusion: This product complies with AJI92standard.

 

Package & Storage:

Packing: By 25kgs/drum or carton ,inner by plastic bag or customized

Storage: Store in cool and dry places. Keep away from strong light.