Nutritional Supplement L-Cysteine CAS No.52-90-4 Important
Antioxidants And Building Blocks of Protein
Name: L- cysteine
Molecular Formula: C3H7NO2S
Molecular Weight: 121.15
It is an amino acid common in vivo, can be transformed from the
body of methionine, cystine can be transformed with each other.
Functions & Usage:
L-Cysteine is one of building blocks of protein and plays very
important roles in the body. The primary role of L-Cysteine is in
the production of important antioxidants such as glutathione. In
addition, it serves as precursors for synthesis of proteins,
glutathione, taurine and coenzyme A. Besides of the application in
feed, pet food, function food supplement and pharmaceuticals thanks
to its biological function, it is widely used in other industries,
such as bakery, flavour, cosmetics and pharmaceuticals, due to its
characteristic sulfhydryl group.
|Appearance||White Crystals or Crystalline Powder|
|State of Solution||≥95.0%|
|Other Amino Acids||Conforms|
|Loss on Drying||≤ 0.50%|
|Residue on Ignition||≤ 0.10%|
Packaging & Shipping
1. 25kgs/drum or according to customer's requiement
2. Prompt shipment after receipt of your order confirmation
3. Transit could be DHL,UPS,TNT,EMS,Fedex,and so on.
4. For mass orders, it will be delivered by air or sea.
5. Depending on your location, please allow 1-5 business days for
your order to arrive.
6. For small order, please expect 3-7 days by UPS DHL EMS.
Q1: Can i get some samples?
A: Yes, we can supply the free 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.
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:Is there any discount?
A4:Different quantity has different discount.
Q5: How do you treat quality complaint?
A5: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