High Purity L-Cysteine Hydrochloride Anhydrate 99% with Best Price

• CAS No.: 52-89-1
• Formula: C3h8clno2s
• EINECS: 200-157-7
• Packaging Material: Plastic
• Storage Method: Normal
• Shelf Life: 24 Months
• Model NO.: L-Cysteine Hydrochloride Anhydrate
• Nutrient Composition: Amino Acid
• Resource: Chemosynthesis
• The content of active substances: ＞90%
• Appearance: White Crystals or Crystalline Powder
• Assay(on The Dried Basis): 98%~102%
• Loss on Drying: ≤1.0%
• pH: 1.5~2.0
• Specific Rotation[a]D25°: +5.6°~ +8.9°
• Transmittance: Clear and Colorless Not Less Than 98%
• Transport Package: 25kg Drum
• Specification: 99%
• Origin: China
• HS Code: 2930909090
• Production Capacity: 7000mt/Year

Product Description

Analysis	standard
Appearance	White crystalline powder
Identification	Infrared absorption
Specific Rotation [a]D20	+5.6°~ +8.9°
Transmittance	Clear and colorless not less than 98%
Chloride	19.8%~22.6%
Ammonium	Not more than 0.02%
Sulfate	Not more than 0.02%
Iron	Not more than 10ppm
Heavy metals	Not more than 10ppm
Arsenic	Not more than 1ppm
Other amino acids	Chromatographically not detectable
Loss on drying	Not more than 1.0%
Residue on Ignition	Not more than 0.1%
Assay	98%~102%
PH	1.5~2.0

 

 

 

Q1: How can I get the new price of a product?
A: Please provide the exact or approximate quantity, packing details, destination port or special requirements, then we could give you the price accordingly.

Q2: What is your terms of payment?
A: TT Transfer, CAD, L/C, All is available.

Q3: How can I get a sample?
A: We can provide free samples for your test.

Q4: Do you have MOQ ? 
A: Yes, but low MOQ for sample checking is available.

Q5: How do you garantee the quality?
A: First of all, our quality control will reduce the quality problem to near zero. When the production is finished, they'll take samples from every batch of cargo, and send to our lab for inspection. After passed the inspection, then we will arrange the delivery.

Q6: How about your after-sale service ?
A: If any technical or quality problem after you receive the cargo, you can contact us any time. If the problem caused by us, we will send you free goods for replacement or refund your loss.