Product Details
Brief introduction of Rhein CAS 478-43-3
Chemical name: Rhein
CAS No.: 478-43-3
Synonyms: 1,8-Dihydroxy-3-Carboxyanthraquinone
Molecular Formula: C15H8O6
Molecular Weight: 284.22
EINECS: 207-521-4
Specification of Rhein CAS 478-43-3
Item | Standard |
Appearance | Light brown to light yellow crystalline powder |
Purity, % | ≥98.0 |
Loss on drying, % | ≤5.0 |
Heavy metals, ppm | ≤10.0 |
Mesh size | 80 mesh |
Application of Rhein CAS 478-43-3
It belongs to pharmaceutical intermediates and is mainly used for synthesizing diacetylene intermediates. It can inhibit the production of antibodies, inhibit carbon clearance ability, reduce the weight of immune organs, reduce leukocyte.
Packing & Delivery
Package:
1kg per Foil Bag, 10 Bags per carton. 25 kg per Drum. Or Customized Package
Shipping Advise:
By Express
------Suitable for under 50kg, Fast:3-4 days. High cost; Door to door service. Easy to pick up the goods.
2. By Air
------Suitable for more than 50 kg, Fast:4-5 days, High cost, airport to airport. professional broker needed.
3. By sea
------Suitable for more than 500kg. Slow: 15-45 days, Low cost. Port to Port, professional broker needed.
FAQ
Q1: Can i get some samples?
A: Yes, we can supply the sample, but the shipping cost be paid by our customers.
Q2: How to start orders or make payments?
A: 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?
A: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?
A: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 lead time?
A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)
China
