L(+)-Lysine Monohydrate CAS 39665-12-8

L(+)-Lysine Monohydrate is white crystalline powder, easily soluble in water, and is one of the essential amino acids.Mainly used as food nutritional fortifier (cereals, feed), pharmaceutical preparations (to promote growth and development) and health care raw materials, can improve protein absorption.It needs to be kept away from light and moisture, and long-term excessive intake may increase the burden on the kidneys.

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Model:
39665-12-8
Brand:
Futurechemical
Code:
39665-12-8

Product Description

L(+)-Lysine monohydrate Basic information
Product Name:	L(+)-Lysine monohydrate
CAS:	39665-12-8
MF:	C6H16N2O3
MW:	164.21
EINECS:	609-735-7
Mol File:	39665-12-8.mol
L(+)-Lysine monohydrate Chemical Properties
Melting point	212-214 °C
alpha	26.25 º (c=8, 6N HCl)
bulk density	366kg/m3
storage temp.	Keep in dark place,Inert atmosphere,Room temperature
solubility	H2O: soluble
form	Crystalline Powder or Crystals
color	White to yellow
PH	9-10.5 (20°C, 80g/L in H2O)
optical activity	[α]20/D +22.5±1°, c = 2% in 6 M HCl
biological source	non-animal source
Water Solubility	>1500 g/L (20 ºC)
Sensitive	Air Sensitive & Hygroscopic
Merck	145,636
BRN	1722531
CAS DataBase Reference	39665-12-8(CAS DataBase Reference)

分析项目 SPECIFICATION PROPERTIES	技术指标 STANDARD	实测结果 RESULTS
外观 Appearance	类白色或淡黄色粉末White or pall yellow powder	淡黄色粉末 pall yellow powder
纯度 Purity（%）	≥98.0	99.0
比旋度 Specific rotation[ α ]D20	+25.0°--+ 27.0°	+26.5°
氯化物 Chloride(Cl)	≤0.10%	＜0.10%
干燥失重 Loss on drying（%）	9.0%--12.0%	10.2%
铵盐Ammonium (NH4 )	≤0.02	＜0.02
铁盐Iron(Fe)	≤10ppm	＜10ppm
重金属 Heavymetals(Pb).	≤10ppm	＜10ppm
砷盐 Arsenic(As203)	≤1ppm	＜1ppm
其他氨基酸 Other amino acids	应符合规定 Meets the requirements	符合规定 Conforms
炽灼残渣Residue on ignition	≤0.5	0.03

L(+)-Lysine monohydrate C6H16N2O3 CAS 39665-12-8 Food additive Feed additive

Quality Assurance

Full-Process Quality Control: From incoming raw material inspection to in-process monitoring and final outgoing checks, every batch is inspected at each production stage against strict acceptance standards.
Third-Party Certified & Tested: Our quality management system is certified to ISO 9001, and products are regularly tested by accredited laboratories (e.g. SGS, TÜV). Test reports are available on request.
100% Batch Traceability: Each batch carries a unique lot number that links raw material records, production parameters, and test results, enabling complete traceability from factory to final delivery.
Pre-Shipment Inspection: Every order passes a final pre-shipment inspection, with inspection photos and reports shared before dispatch.

FAQ From Customers

Q1: What is the minimum order quantity?

A: There is no quantity limit for the first sample or trial order. Just tell us the actual quantity you need.
Q2: How can I confirm that the quality meets the requirements?

A: Provide your specifications, and our technical team will check them or customize them for you; we can provide TDS, MSDS, and COA, and accept third-party testing.
Q3: How do you ensure stable quality?

A: We manufacture under an ISO 9001 quality system, test every batch before release, and retain samples for 24 months for traceability.
Q4: Do you provide samples?

A: Yes — Free samples are available; freight is at buyer's expense for express delivery.