Product Name: L-Hydroxyproline
CAS No.: 51-35-4
EINECS: 200-091-9
Molecular Formula: C5H9NO3
Molecular Weight: 131.13
Grade Standard: Medical Grade
Purity: 98.5%-101%
Appearance: White crystals or crystalline powder
Packaging: 25kg/drum or as customer
requirements
Delivery Time: prompt shipment after order confirmation
Certification of analysis
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Commodity
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L-Hydroxyproline
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Packing
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Manu Date
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Quantity
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Batch No
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Expiry Date
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Inspect
Item
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Quality
Standard
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Inspection
Result
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Description
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White
crystals or crystalline powder
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White
crystalline powder
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Specific Rotation
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-74.0¡ã ¡« -77.0¡ã
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-75.7¡ã
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Identification
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Conforms
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Conforms
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PH value
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5.0 ¡« 6.5
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6.0
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luminousness
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¡Ý95.0%
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99.3%
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Chloride£¨CL£©
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¡Ü0.020%
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£¼0.020%
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Sulfate£¨SO4£©
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¡Ü0.020%
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£¼0.020%
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Ammonium£¨NH4£©
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¡Ü0.02%
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£¼0.02%
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Heavy Metals£¨Pb£©
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¡Ü0.001%
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£¼0.001%
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Iron(Fe)
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¡Ü0.001%
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£¼0.001%
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Arsenic(As2O3)
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¡Ü0.0001%
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£¼0.0001%
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Other Amino Acids
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Can
not detected
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Not
detected
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Loss On Drying
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¡Ü0.20%
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0.13%
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Residue On Ignition
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¡Ü0.10%
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0.05%
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Assay
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98.5 ¡« 101.0%
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99.2%
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conclusion
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Qualified
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