Safe Shipment and Fast Delivery N-Acetyl-L-Cysteine Powder CAS 616-91-1 From Star-Selection

• Customization: Available
• CAS No.: 616-91-1
• Formula: C5h9no3s
• Model NO.: N-Acetyl-L-Cysteine
• EINECS: 210-498-3
• Classification: High Purity Material
• Grade: LR
• Specific Usage: For Biological Purpose, Technical Grade
• Content: Standard
• Usage: Laboratory Reagents, Analytical Reagents
• Source: Dry Powder
• Habit Appellation: Chemical Medicine
• Application: Industry, Scientific Research
• Storage Environment: Low Temperature Drying
• Shelf Life: 3 Years
• MW: 358.21
• Transport Package: 1kg/Bag
• Specification: 1000kg
• Trademark: Star-Selection
• Origin: Huanggang
• HS Code: 000000
• Production Capacity: 100000kg/Year

Product Description

 

 

Product Description

Product Name            N-Acetyl-L-cysteine 
Alias                              NAC 
Molecular Formula    C₅H₈NO₃S 
Molecular Weight      162.1875 
CAS No.                       616-91-1 
Shelf Life                      2 years   

Specification:

Analytical Items	Standard
Appearance	White crystals or crystalline powder
Appearance of solution	Clear and colourless
Solutions	Meet the requirements
Specific Rotation	+21.0~+27.0°
Loss on drying	≤1.0%
pH	2.0~2.8
Sulphated ash	≤0.2%
L-Cystine	<0.5%
L-Cysteine	<0.5%
N-diacetyl-L-Cystine	<0.5%
N-diacetyl-L-Cysteine	<0.5%
Heavy metals (Pb)	≤10PPm
Zinc	≤10PPm
Related substances	Meet the requirements
Other unknown impurity	<0.5%
Total Impurities	<0.5%
Assay	99.0%~101.0%

Application:  
1) Mainly used in medicine, cosmetics, biochemical research and other aspects.

2) Used in bread, to promote the formation of gluten and promote fermentation, mold, prevent aging.

3) Used in natural juices to prevent vitamin C from oxidizing and to prevent the juices from turning brown.

4) The product has a detoxification effect, can be used for poisoning, aromatic acidosis.

5) It is also used to prevent radiation damage to the body and is a drug for the treatment of bronchitis, especially as a expectorant (mostly in the form of acetyl l-cysteine methyl ester).

6) Cosmetics mainly used for beauty water, perm fluid, sun - proof skin care cream.

Packing: 
25kg/drum

Storage: 
Store in tightly closed original container, protected from light, in a dry place. 

 

Our Advantage:
1.We have stock so we can delivery quickly at the very day when receive the payment.
2.Best price, first class service, high successful delivery rate. A discount would be given when you make a large order.
3.High quality guarenteed, once any problem is found, the package would be reshipped for you.
4.Shipping by express (FedEx,UPS,DHL,EMS TNT HKEMS), by air . The most professional forwarder would be recommanded for you.
5.Warm aftersale service for you 24/7 . Any of your question would be solved for the first as soon as possible . Adhering to the principle of customer first conviction . we will provide the best and the most sincere services as possible as we can.
Delivery
1. Sent out in 24hours once payment comfirm.
2. Professional agent make sure our ship fastly and safety
3.Offer your tracking number to you once we get it ,in order to facilitate you track the express
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.
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)
Q6: Do You Ship Over The Weekend?
We use EMS,TNT,FEDEX,DHL four kinds of couriers. EMS don't collected parcels over the weekend. The packages can be shipped out normally before 12:00 a.m in Beijing time if you choose to ship by TNT or FedEx.