Factory Direct Supply CAS 63-68-3 99% L-Methionine

• Customization: Available
• CAS No.: 63-68-3
• Formula: C5h11no2s
• Model NO.: 99%
• Packaging Material: Paper
• Storage Method: Normal
• Shelf Life: >12 Months
• Nutrient Composition: Amino Acid
• Resource: Chemosynthesis
• The content of active substances: 99%
• Grade: Food Additives
• Color: White
• Appearance: White Crystals or Crystalline Powder
• Molecular Weight: 149.21
• Product Name: L-Methionine
• Transport Package: 25kg/Drum
• Specification: 99%
• Trademark: DawnChem
• Origin: China
• HS Code: 2930909099
• Production Capacity: 10000tons

Product Description

Product Description

Product Name:                         L-Methionine

CAS No:                                  63-68-3

Molecular Formula:                 C5H11NO2S

Quality Standard:                    USP40

Product Description

L-methionine is the L-enantiomer of methionine. It has a role as a nutraceutical, a micronutrient, an antidote to paracetamol poisoning, a human metabolite and a mouse metabolite. It is an aspartate family amino acid, a proteinogenic amino acid, a methionine and a L-alpha-amino acid. It is a conjugate base of a L-methioninium. It is a conjugate acid of a L-methioninate. It is an enantiomer of a D-methionine. It is a tautomer of a L-methionine zwitterion.

Detailed Photos

 

Product Parameters

Items	Specifications
Appearance	White crystals or crystalline powder
Assay	98.5~101.5%
Residue on ignition	≤0.4%
Chloride	≤0.05%
Sulfate	≤0.03%
Iron	≤30ppm
Heavy metals	≤15ppm
Related Compounds	Not more than 0.5% of any individual impurity is found; Not more than 2.0% of total impurities is found
Specific rotation [a]o25	+22.4°~+24.7°
pH	5.6~6.1
Loss on drying	≤0.3%

 

Certifications

Company Profile

Shandong Dawnchem Company Limited., is a collection of research and development, production, sales and service in one of the chemical products company.The company is located in "quancheng" jinan.Jinan is a national historical and cultural city, one of the first batch of China's outstanding tourist cities, one of the birthplace of prehistoric culture longshan culture.

The company mainly engaged in food/feed additives, vitamins and Amino acid.Products are exported to the United States, South Korea, Turkey, Poland, Japan, southeast Asia, Europe, the Middle East and other countries and regions.
 

 

Packaging & Shipping

 

 

 

 

FAQ

 

1:Can I get some samples before bulk order?
Most products provide free samples, but the shipping cost be paid by customers.

2: What's your MOQ?
For the high value product, our MOQ starts from 10g,100g and 1kg.

3: Which kind of payment terms do you accept?
PI will be sent first after confirmation of order,enclosed our bank information.Payment by T/T, Western Union, L/C.

4.How to place an order?
You can contact me through Trademanager, WhatsApp, Skype Online and other contact methods, tell me the product and quantity you need, and then we will give you a quote. If you choose one of the above payment methods, we will arrange the delivery for you.

5:How about your delivery time?
A: Generally, it will take 5 to 7 days after receiving your advance payment.

6:How do you treat quality complaint?
A: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.