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Home > Products > Vitamins & Amino Acids > Feed Additives > high purity dl-methionine 99%, CAS No.59-51-8

high purity dl-methionine 99%, CAS No.59-51-8

Product Description

high purity DL-methionine 99%, CAS No.59-51-8  

Specification

DL-Methionine

CAS No.59-51-8

C5H11NO2S

Feed Additives

feed grade 99%

best price

Product Description

 

Product Name

DL-Methionine

Synonyms

(R,S)-2-Amino-4-methylsulfanyl-butyricacid;(RS)-2-Amino-3-methylthiobutansαure;4-Methylmercapto-2-aminobutyricacid;alpha-Amino-gamma-methylmercaptobutyric acid;Amurex;Banthionine;butanoicacid,2-amino-4-(methylthio)-,DL-;Cynaron

CAS

59-51-8

EINECS

200-432-1

Molecular formula

C5H11NO2S

Molecular Weight

149.21

Molecular Structure

Physical and Chemical Properties

M.P. 

284 °C (dec.)(lit.)

Density

1.34g/cm3

FEMA

3301

Water Solubility 

2.9 g/100 mL (20 ºC)

 

General Description

White crystalline powder

Usage

DL-Methionine is the essential amino acid containing sulfur. It is related closely to various sulfur compounds inside creatures. With supplement of DL-Methionine, the nutritive value is close to the value of milk protein. Besides, in the food containing Monosodium glutamate, DL-Methinoine can add flavor. It is the basic unit consisting of protein. And it's also the only essential amino acid which contains sulfur. It participates the transfer of methyl inside and the metabolism of phosphor as well as the composition of adrenaline, choline and kreatin. It is the raw material of synthetic protein and cystine, and the methyl donor. It has three types, they are D-type, L-type and DL-type. Among general amino acid only L-type can be used in human body, while D-type could be transformed into L-type, which then can be used in human body.

Packing

25kg/drum

Specifications

Items

Standard

Appearance

White crystalline powder

Assay

98.5%-101.5%

Clarity of solution

Clear

Ph value(5% in water)

5.6-6.1

Heavy metals (Pb)

≤0.002%

Arsenic

≤0.0002%

Sulfate

≤0.02%

Chloride

≤0.02%

Loss on drying

0.5%

Residue on ignition

0.1%

Other amino acid

Not detected

 

Application

DL-Methionine is the essential amino acid containing sulfur. It is related closely to various sulfur compounds inside creatures. With supplement of DL-Methionine, the nutritive value is close to the value of milk protein. Besides, in the food containing Monosodium glutamate, DL-Methinoine can add flavor. It is the basic unit consisting of protein. And it's also the only essential amino acid which contains sulfur. It participates the transfer of methyl inside and the metabolism of phosphor as well as the composition of adrenaline, choline and kreatin. It is the raw material of synthetic protein and cystine, and the methyl donor. It has three types, they are D-type, L-type and DL-type. Among general amino acid only L-type can be used in human body, while D-type could be transformed into L-type, which then can be used in human body.

Packaging & Shipping">
Packaging & Shipping

Package Details:25kg/drum

Delivery Detail: within 7-10 days after order confirmation

Our service

 

There is no any quality claim after sale, how do you make it?

1. Our staff are all experienced and with chemistry related major background, they will study and confirm what EXACT PRODUCT YOU NEED!

2. Free sample or Pre-shipment sample are available for NEW Project of NEW customers before commercial purchasing.

3. Third Party Inspection like SGS can be arranged according to requirement.

4. On-Spot QC in our APPROVED associated production bases with necessary certification like GMP, ISO etc.

5. Routine PLANT AUDIT by techniques from us or customers.

 

How can you guarantee the quality we receive is same as the sample or specification?

1. Third Party like CIQ, SGS inspection before shipment upon request.

2. In Case of PSS we will hold the cargo until approval from customer side.

3. We have clear and detailed quality clause in contract with manufacturer, if any discrepancy of quality/quantity, they will take responsibility.

 

 

 

I put order and pay to you, how do you pack and deliver my cargo to me?

We have strict training process about SOP of Packing and Shipping.

Detailed SOP profile is available for different mode like Safe Cargo and Dangerous Cargo by

Sea, Air, Van or even Express Shipment.

 

How to do if my cargo fell into the sea?

That won’t happen. Haha.

If that happened, you are very lucky, you can claim a big money with the Insurance

Company, we always put Insurance on half of you before shipment.

 

I need the material urgently, hurry! Hurry!ok?

Let’s pray you will receive the cargo in a wink.Joking!

Don’t worry, Fast and On-time delivery are the key concerns in our mind. We always book

shipment through reputed liner even their charge are higher to us.

 

 

 

Will your company be missing after we pay you in advance?

We do chemicals in life! We will never get missing.

 

Is there a solution? That our payment are safe, and shipment proceed on time?

You can use Trade Assurance Service by Alibaba Group. Pls refer to the link for more

information.

 

We don’t know you at all, how can we trust you?

You are always warm welcomed to visit us at any time.

Before we start B2B, Alibaba has audited our company on-spot and approved our credit.

Commitment is the No.1 Point of our Enterprise’s Value.

Our company

 

 

Labeyond Chemicals Co., Ltd. is a China-based supplier specializing in chemicals and technology import and export for years.

Established by well-experienced management, Mr Hunter Guo, Labeyond’s main business categories include APIs and Intermediates, Personal Care and Cosmetic Ingredients, Bulk Vitamins and Industrial Chemicals. Core products such as antibiotics, steroid hormones, antiseptic, UV absorbers, hair dyes and cable insulation materials are major and regular contribution to our turnover.

Our Enterprise Vision: To be a respected supplier from China, and a Preferred Source of Procuring Chemicals.

Our Enterprise Value: Commitment; Positive; Enterprising; Gratefulness.

 

Contact us

 

 

Contact us if you need more details on DL-Methionine. We are ready to answer your questions on packaging, logistics, certification or any other aspects about CAS No.59-51-8、Dl-methionine 99%. If these products fail to match your need, please contact us and we would like to provide relevant information.

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