Top Quality Pure 99% Health Supplement Raw Material Bulk CAS 52-90-4 L-Cysteine

• Customization: Available
• Type: L-Cysteine
• Chemical Character: Acidity
• Model NO.: 99%
• Appearance: Powder
• Product Names: L-Cysteine
• Assay: 99%
• MOQ: 1 Kg
• Storage: Cool Dry Place
• Brand Name: Purelife
• Sample: Availiable
• Transport Package: 1kg/Package
• Specification: 99%
• Trademark: purelife
• Origin: China
• Production Capacity: 50000kg/Years

Product Description

Top Quality Pure 99% Health Supplement Raw Material Bulk CAS 52-90-4 L-Cysteine

 

L-cysteine, a common amino acid in a living organism.
As one of the alpha sulfur amino acids, encounter nitroprusside purple color, found in many proteins, glutathione, and Ag +, Hg + and Cu + of metal ion can form insoluble mercaptide. It can be oxidized to cystine in neutral and weakly alkaline solutions.

 

 

Product name	Top Quality Pure 99% Health Supplement Raw Material Bulk CAS 52-90-4 L-Cysteine
Appearance	White Powder
Specifications	99%
Solubility	soluble in water
Certificate	ISO,SGS,HALAL,KOSHER
Shelf life	2 years
Package	1kg Top Quality Pure 99% Health Supplement Raw Material Bulk CAS 52-90-4 L-Cysteine with double plastic container inside/Aluminum foil bag outside. 1kg/Carton, 5kg/Carton, 10kg/Carton, 25kg/Drum, OEM
Shipment	FedEx,DHL,EMS,UPS
Delivery time	Within 2-3 work days after payment
Payment terms	TT,L/C,Paypal,Western Union

ANALYSIS	SPECIFICATION	RESULTS
Appearance	White Powder	Complies
Odor	Characteristic	Complies
Tasted	Characteristic	Complies
Assay	99%	99.32%
Particle Size	98% through 100 mesh	Complies
Loss on Drying	≤5%	1.51%
Heavy Metal	≤5ppm	Complies
As	≤1.0ppm	Complies
Pb	≤2.0ppm	Complies
Cd	≤1.0ppm	Complies
Hg	≤0.5ppm	Comploies
Microbiology
Total Plate Count	1000cfu/g	Complies
Yeast & Mold	100cfu/g	Complies
E.Coli	Negative	Negative
S. Aureus	Negative	Negative
Salmonella	Negative	Negative
Conclusion	Conform with specification
Storage	Store in 2-8°C, cool & dry place, Keep away from strong light and heat.

Package:

• Delivery Time: Around 3-5 workdays after your payment.
• Package: In fiber-drums with two-plastic bags inside.
• Net Weight: 25kgs/Drum / Gross Weight: 28kgs/Drum
• Drum Size & Volume: I.D.42cm × H52cm, 0.08 m³/ Drum
• Storage: Stored in dry and cool place, keep away from strong light and heat.
• Shelf Life: Two years when properly stored.

Shipping:

• DHL Express, FEDEX and EMS for quantity less than 50KG, usually called as DDU service;
• Sea shipping for quantity over 500KG; and air shipping is available for 50KG above;
• For high value products, please select air shipping and DHL express for safe;
• Please confirm if you can make the clearance when goods reach your customs before placing an order, for buyers from Mexico, Turkey, Italy, Romania,Russia, and other remote area.

Main Cosmetic Raw Material List
1	Hyaluronic acid	16	3-O-Ethyl ascorbyl ether
2	Glutathione	17	Water soluable resveratrol
3	Collagen	18	Silk Peptide
4	Pearl powder	19	Glabridin
5	Ceramide	20	Naringin
6	Gotu Kola Extract	21	Aloe Vera Extract
7	Grape Seed Extract	22	Bitter Sophora Root Extract
8	Alpha arbutin	23	Coenzyme Q10
9	Beta arbutin	24	Magnesium Ascorbyl Phosphate
10	Kojic acid	25	Sodium Ascorbyl Phosphate
11	Alpha lipoic acid	26	Sodium Ascorbyl Phosphate
12	Chitosan	27	Polyglutamic Acid
13	Kojic acid	28	Ceramide
14	Kojic acid dipalmitate	29	Allantoin
15	Nicotinamide	30	Fish Collagen