Customization: | Available |
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CAS No.: | 117-39-5 |
Formula: | C15h10o7 |
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Product Name | QUERCETIN ANHYDROUS | ||
Batch Number | QD200103 | Quantity | 1000kgs |
Quality Standard | USP | Packing | 25 kg/drum |
Botanical source: | Sophorae Japonica | Part of plant use | Flower |
Manufacture Date | 2020.01.03 | Expiry Date | 2022.01.02 |
Item | Standard | Test Result |
Appearance | Yellow powder | Complies |
Identification | Must positive 305ºC-315ºC | Positive |
Melting point | 95% pass through Sieve # 80 mesh | 313ºC |
Particle size | Not be detected | Complies |
Reducing sugars | ≤1000ppm | Not detected |
Sulfate | ≤1000ppm | <1000ppm |
Chloride | ≥0.18gm/cc | <1000ppm |
Bulk density | ≥0.30gm/cc | 0.23gm/cc |
Tapped Density | ≤10ppm | 0.32gm/cc |
Heavy metals | ≤0.30% | <10ppm |
Sulphated Ash | ≤4.0% | 0.17% |
Loss on drying | ≥95.0% | 1.23% |
Assay by HPLC | Yellow powder | 95.52% |
Total plate count | ≤1000cfu/g | 100 cfu/g |
Mildew & Yeast | ≤100cfu/g | 20 cfu/g |
E.Coli | Negative | Negative |
Salmonella | Negative | Negative |
Coliforms | ≤10cfu/g | <10cfu/g |
1. Supply high quality products with a reasonable price.
2. Keep shipment in time, provide complete customers clearance documents as customs request.
3. Provide agile and safe payments.
4. We will responsible for all quality issue.
5. Share marketing informations with customers update price in time.
1. What's your payment terms?
T/T, D/P, L/C, O/A
2. What's your delivery time?
Usually we will arrange the shipment within 14 days.
3. How about the packing?
Usually with 25 kg bag/carton/drum.
4. How about the validity of the products?
Usually 2 or 3 years.
5. What documents you provide?
Usually, Commerical Invoice, Packing List, Country of Origin, Insurance Policy, Bill of loading, COA , Health certificate.
6. What is loading port?
Usually, Qingdao, Tianjin and Shanghai