Supply CAS No.: 107667-60-7 L-Zinc Carnosine Powder
GMP HALAL KOSHER ISO FDA 2 Inquiries
107667-60-7
99%
Foil Bag, Drum
2022-12-31
Herb Extracts,Cosmetic raw materails,API
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Product Description
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Seller Information
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Inquiry History
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Description
Product descriptionHigh purity l carnosine,l carnosine side effects
1.High purity
2.Prompt Shipment
3.Non-GMODescription: Carnosine ,L-Carnosine ,L-Carnosine powder
English Name: L-Carnosine
Appearance: White crystalline powder
CAS NO.: 305-84-0
Molecular formula: C9H14N4O3
Molecular weight: 226.2325
Purity: 99%-101% HPLC
Items of analysis
Specification
Result
Appearance
White powder
White powder
Color
White to almost white
White
Smell
Odourless
Conforms
IR Spectrum
In accordance with structure
In accordance with structure
Identification
Must comply
Conforms
Specific Rotation[a]D20
+21.0±2.0o (C=2,H2O)
+20.4°(C=2,H2O)
Loss on Drying
≤1.0%
0.4%
Melting Point
243.0-263.0°C
conforms
Heavy Metals
≤10ppm
<10ppm
Arsenic
≤1ppm
<1ppm
Lead
≤3ppm
<3ppm
Cadmium
≤1ppm
<1ppm
Mercury
≤0.1ppm
<0.1ppm
Residue on Ignition
≤0.1%
<0.05%
pH(in 2% water)
7.5~8.5
7.9
L-histidine
≤1.0%
<1.0%
β-alanine
≤0.1%
<0.1%
Total aerobes counts
≤1000CFU/g
<100CFU/g
Mold & Yeast
≤100CFU/g
<10CFU/g
E.Coli
Negative
Not Detectable
Salmonella
Negative
Not Detectable
Hydrazine content
Not Detectable
Not Detectable
Particle Size
100% through 100 mesh
Conforms
Loose Bulk Density
0.321g/ml
Assay(HPLC)
99.0%(Area%)
99.2%
Conclusion
Accords with the USP36 standard
ECHEMI Editorial ReferenceWhite To Pale-Yellow Crystalline SolidCertificatesBasic Info-
Product Name:
Polaprezinc
Other Name:POLAPREZINC;zinc l-carnosine complex;zinc n-(3-aminopropionyl)histidine;[b-Alanyl-kN-L-histidinato(2-)-kN,kO]-zinc;b-Alanyl-L-histidinato Zinc;Promac;Z 103;Zinc Carnosin
CAS No.:107667-60-7
Molecular Formula:C9H12N4O3Zn
InChIKeys:IGXZLYMCFZHNKW-WMASNCOMNA-L
Molecular Weight:289.61
EC Number:600-848-7
Color/Form:White to Off-White
Categories:
Characteristics-
Melting Point:
>300°C
Boiling Point:177.5°C
Toxicity:LD50 in male, female mice, rats (mg/kg): 220, 165, 405, 422 i.p.; 758, 874, >5000, >5000 s.c.; 1269, 1331, 8441, 7375 orally (Matsuda)
Critical Temperature & Pressure:Refrigerator
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Seller Information
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Business Type:
Manufactory
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Main Products:
Herb Extracts,Cosmetic raw materails,API
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Location:
1403,Jinye B Block
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Payment Terms:
TT against copy of documents
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Average lead Time:
8
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Total Annual Revenue:
$2.5 million-$5 million
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Total Employees:
11-50
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Year of Establishment:
2015
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Inquiry History2 Inquiries
Country Product Purchase Quantity Date Posted 
Netherlands
Zinc Carnosine
25 KG Jun 9, 2026 
India
Zinc Carnosine IP/BP/USP
1.00 KG May 6, 2026 Post an enquiry for this product