Customization: | Available |
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CAS No.: | 31284-96-5 |
Formula: | C6h12nko8s |
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Assay: 98.0%-102.0%
CAS NO.: 31284-96-5
Molecular formula: C6H12NKO8S
Molecular mass: 297.32
Product Name | Glucosamine sulfate |
Appearance | White Crystalline, Free Flowing Powder |
Odour | Odourless |
Bulk Density | NLT0. 85g/ml |
As Tapped Density | Meets the requirements of USP37 |
Particle Size | NLT 98%6 through 30Mesh |
Assay (HPLC) | 98.0%~ 102.0% (on the died basis) |
Identification | |
A: Infrared Absorption | Meets the requirement |
B: Tests tor Chloride, Potassium and sulfate | Meets the requirement |
C:Retention time in the Assay | Corresponds to the reference standard |
Transm | > 90.0% (10.0%Water Solut.-450nm) |
Specific Rctation (α) D20 | +47.0° ~ +53.0° |
pH (20mg/ml .aq.sol) | 3.0~5.0 |
Loss on Drying | NMT1.0% |
Residue on Ignition | 26.5%~31.0% |
Chloride(CI) | 11.3%~12.3% |
Content of Sulfate | 15.5%~16.5% |
Potassium | 11.7%~13.0% |
Sodium | Not impart a pronounced yellow color to a nonluminous flame |
Heavy Metals | NMT 10ppm |
Iron(fe) | NMT 10ppm |
Lead | NMT 0.5ppm |
Arsenic(As) | NMT 1.0ppm |
Cd | NMT 0.5ppm |
Organic volatile impurities | Meets the Requirements |
Residual Solvents (Ethanol) | NMT 0.5% |
Total Aerobic | NMT 1000 cfu/g |
Yeast&Mold | NMT100cfu/g |
E.Coli | Negative in 1g |
Salmonella | Negative in 1g |
Staphylococcus Aureus | Negative in 10g |
Enterobacteria&other gramneg | NMT100cfu/g |
Question 1:Can you supply free samples ?
Answer:Because so many free sample orders everyday to us, sorry, we need to supply sample with charge, but sample charge can be deducted from future orders.Hope you can understand.
Question 2: How to assure your delivery same good quality as sample?
Answer: We just take sample from mass production. So same production line,same quality. Even we can supply you preshipment batch sample approval.
Question3. How to assure our delivery and quality after prepayment? If there is a dispute about quality etc, how to solve the problem?
Answer: We are committed to ingredient industry for nearly 20 years. Our products sold popular to European, american, russia and asian market.
We welcome use Trade Assurance, you'll enjoy:
100% product quality protection
100% on-time shipment protection
100% payment protection for your covered amount
Question 4:What kind of payment do you prefer?
Answer: We can accept TT, DP,LC,Westunion etc.
Payment
Payment Term |
T/T | 30% T/T in advance, paid the balance before shipment | |
CFR(C&F) | |||
30% T/T in advance, paid the balance against copy of B/L | |||
CIF | |||
L/C | L/C amount above 20,000 usd, we can accept L/C at sight after the issuing bank approved by us |
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West Union |
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Amount lower than 5000usd |