China Competitive Price CAS 56-69-9 5-Hydroxytryptophan 5-Htp Powder 56-69-9 CAS No. 56-69-9, Find details about China Medicine, Chemical from Competitive Price CAS 56-69-9 5-Hydroxytryptophan 5-Htp Powder 56-69-9 CAS No. 56-69-9
Item | Specifications | Results |
Assay(HPLC) | 98.0%~102.0% | 98.9% |
Appearance | Off-white powder | Complies |
Identification | IR | Complies |
Melting point | 156.0~160.0ºC | 157.0~158.0ºC |
Loss on drying | ≤0.5% | 0.11% |
Residue on ignition | ≤0.1% | 0.06% |
Related substance | ≤1.0% | 0.75% |
Heavy metals | ≤10ppm | Complies |
Hebei wego import and export Co. LTD is located in Hebei province of China.Our company has strong technical force, advanced equipment, strict quality management system and high-quality after-sales service, all for customer satisfaction, all for the long-term healthy development of enterprises.There are disinfection products, food grade additives, industrial grade products, fertilizer grade products and other series.We can provide all kinds of materials needed in the world, please let me know if you need, we use scientific and technological equipment to produce.
1.Raw materials from chinese origin
2. Best quality in your requirement
3. Competitive price in china market
4 Fast delivery and free sample for your evaluation.Stock availability
5.Door to door shipping service is available.
6. Professional documents for your custom clearance.
7. Full experience of large numberscontainers loading in chinese sea port
8. Packing with pallet or as buyer's special request
9 Best after-service after shipment
Q1 Can i get some samples
A1 Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2 How to start orders or make payments
A2 Proforma invoice will be sent first after confirmation of order, enclosed our bank information.
Payment by T/T, Western Union or Paypal or Escrow(Alibaba).
Q3 How to confirm the Product Quality before placing orders
A3 You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q4 What's your MOQ
A4 Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q5 How about delivery leadtime
A5 Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)
Q6 Is there a discount
A6 Different quantity has different discount.
Q7 How do you treat quality complaint
A7 First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
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