L-Cysteine hydrochloride monohydrate L-Cysteine hcl L-Cysteine hcl mono
1. GMP AVALIABLE ;
2. IN STOCK
3. FAST REPLY
QUALIFED ; EFFICIENCY; RESPONSIBLE
产品名称:L-半胱氨酸盐酸盐一水物 Product Name: L-Cysteine hydrochloride monohydrate |
数 量: Quantity:1000kgs |
批 号: Batch No:210318047 |
生产日期: Producing date: 2021.03.18 |
取样日期: Sampling date: 2021.03.19 |
报告日期: Send out date: 2021.03.20 |
参照标准:AJI92 Reference standard: AJI92 |
包装: Package: 25kg/drum |
保质期: Expiry datee: 2023.03.17 |
项 目 Item |
标 准 Specifications |
分 析 结 果 Test Results |
含量 ,% ≥ Assay,% min |
99.0~100.5 |
99.4 |
pH pH value |
1.5~2.0 |
1.71 |
比旋光度 Specific optical rotation[a]D20° |
+5.5o~ +7.0o |
+6.05o |
透过率 State of solution (Transmittance) |
澄清无色 ≥ 98.0% |
99.7% |
干燥失重,% ≤ Loss on drying,% max |
8.5-12.0 |
11.2 |
灼烧残渣,% ≤ Residue on ignition,% max |
0.10 |
0.07 |
氯化物,% ≤ Chloride (Cl),% max |
19.89~20.29 |
19.99 |
硫酸盐,% ≤ Sulfate (SO4),% max |
0.02 |
<0.02 |
重金属,% ≤ Heavy metals(Pb),% max |
0.001 |
<0.001 |
铁(Fe),% ≤ Iron (Fe) , % max |
0.001 |
<0.001 |
铵盐,% ≤ Ammonium ( NH4), % max |
0.02 |
<0.02 |
砷盐(以As2O3计),% ≤ Arsenic (as As2O3),% max |
0.0001 |
<0.0001 |
结论:本产品符合AJI92版标准。 Conclusion: Agree with the specification of AJI92 |
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