| Customization: | Available |
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| CAS No.: | 63-68-3 |
| Formula: | C5h11no2s |
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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.
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Items
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Specifications
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Appearance
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White crystals or crystalline powder
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Assay
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98.5~101.5%
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Residue on ignition
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≤0.4%
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Chloride
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≤0.05%
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Sulfate
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≤0.03%
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Iron
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≤30ppm
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Heavy metals
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≤15ppm
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Related Compounds
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Not more than 0.5% of any individual impurity is found; Not more than 2.0% of total impurities is found
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Specific rotation [a]o25
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+22.4°~+24.7°
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pH
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5.6~6.1
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Loss on drying
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≤0.3%
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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.
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