Basic Info.
Model NO.
L-Asparagine Monohydrate
Packaging Material
Laminated Material
Nutrient Composition
Amino Acid
The content of active substances
>90%
Solubility in Water
30 G/L (20ºC)
Appearance
White Crystal or Crystalline Powder
Boling Point
620°c at 760 Mmhg
Transport Package
1kg/Bag or 25kg/Fiber Drum
Product Description
Product Description
L-Asparagine Monohydrate
Molecular Formula: C4H8N2O3•H2O
Molecular Weight: 150.13
CAS No: 5794-13-8
Alias: L-2-Aminosuccinamic acid monohydrate; H-Asn-OH.H_2O; L-Asparagine monohydrate; H-Asn-OH.H2O; H-Asn-OH*H2O; L(+)ASPARAGINE monohydrate; ASPARAGINIC ACID SEMIAMIDE MONOHYDRATE; ASPARAGINE MONOHYDRATE; ASPARAGINE H2O; H-ASN-OH H2O; H-L-ASN-OH H2O; L-ALPHA-AMINOSUCCINAMIC ACID, MONOHYDRATE; L-ASN H2O; L-(+)ASPARAGINE HYDRATE; L-ASPARAGINE HYDRATE; L-ASPARAGIN MONOHYDRATE; L-ASPARAGINE H2O; L-ASPARTIC ACID 4-AMIDE MONOHYDRATE; l-2-aminosuccinamic acid hydrate; L-2-AMINOBUTANEDIOIC ACID MONOHYDRATE; (S)-(+)-ASPARAGINE MONOHYDRATE; (S)-2-AMINOSUCCINIC ACID 4-AMIDE MONOHYDRATE; l-asparginemonohydrate; (S)-(+)-2-Aminosuccinamic acid monohydrate; L-ASPARAGINE MONO; N-(2-chloro-4-{[(1E)-(4-chlorophenyl)methylidene]amino}phenyl)-4-{[(1E)-(4-chlorophenyl)methylidene]amino}benzamide; L(+)-Asparagine Monohydrate
Shelf life: two years
Storage: in cool and dry places
Appearance:White crystals or crystalline powder
Standard: USP,BP,EP,FCC,E640
L- Asparagine | CP2020 | EP11 | USP2022 | AJI92 | FCC11 |
Assay | ≥98.0% | 99.0~101.0% | 98.0-101.5% | 99.0-101.0% | 98.0-101.5% |
PH | / | 4.0-6.0 | / | 4.4-6.4 | / |
Specific rotation[a]D20 | +31.0°-+35.0° | +33.7-+36.0 | +33.0°-+36.5° | +34.2°-+36.5° | +33.0°-+36.5° |
Specific rotation[a]D25 | / | / | / | / | / |
Appearance of solution | / | clear & colorless | / | / | / |
Transmittance(T430) | ≥98.0% | / | / | ≥98.0% | / |
Lead | / | / | ≤5PPM | / | / |
Chloride(Cl) | ≤0.005% | ≤0.02% | / | ≤0.02% | / |
Ammonium(NH4) | ≤0.1% | ≤0.1% | / | ≤0.1% | / |
Sulfate(SO4) | ≤0.005% | ≤0.02% | / | ≤0.02% | / |
Iron(Fe) | ≤0.001% | ≤10PPM | / | ≤10PPM | / |
Heavy metals(Pb) | ≤0.001% | / | / | ≤10PPM | ≤5PPM |
Arsenic | ≤0.0001% | / | / | ≤1PPM | / |
Other amino acids | ≤0.5% | Impurity A ≤ 0.5% Impurity C ≤ 0.1% Each impurity ≤ 0.05% Total impurity≤ 0.8% | Total impurities≤ 1.0% | conform | / |
Ninhydrin-positive substances | / | / | / | / | / |
Loss on drying | 11.5%~12.5% | 10.5-12.5% | 11.5-12.5% | 11.5-12.5% | 11.5-12.5% |
Residue on ignition | ≤0.10% | ≤0.10% | ≤0.10% | ≤0.10% | ≤0.10% |
Total plate count | ≤ 500 CFU/g | ≤ 500 CFU/g | ≤ 500 CFU/g | ≤ 500 CFU/g | ≤ 500 CFU/g |
Moulds & Yeasts | ≤ 50 CFU/g | ≤ 50 CFU/g | ≤ 50 CFU/g | ≤ 50 CFU/g | ≤ 50 CFU/g |
Company Profile
Certifications
Packaging & Shipping
Address:
No.160, Wangjiang Road, Shushan, District, Hefei, Anhui, 230033
Business Type:
Trading Company
Business Range:
Chemicals
Company Introduction:
Hefei Zhaohui New Material Technology Co., Ltd, is one of the largest Chemical manufacturers and Trading companies in China. We have been dedicated to provide global customers one-stop chemical sourcing solutions, from the beginning of company establishment