Description

Sodium Hydrogen n-(1-Oxooctadecyl)-L-Glutamate CAS NO 38517-23-6 is a high-purity, anionic surfactant derived from L-glutamic acid and stearic acid, offering excellent biocompatibility and mildness. This compound is valued for its superior emulsifying, cleansing, and foaming properties, making it a premium ingredient for demanding formulations. It is primarily sought by manufacturers in the personal care, cosmetics, and high-end detergent industries who require effective, skin-friendly, and biodegradable surfactants.

Application

• Primary Surfactant in Mild Cleansers: Used in facial washes, shower gels, and shampoos for its gentle, non-irritating cleansing action.
• Emulsifier in Cosmetic Creams & Lotions: Stabilizes oil-in-water emulsions in moisturizers, sunscreens, and makeup products.
• Foam Booster & Stabilizer: Enhances foam quality and stability in liquid soaps and shaving products.
• High-End Dishwashing & Laundry Liquids: Provides effective degreasing with improved biodegradability profile.
• Baby Care Products: Ideal for formulations requiring maximum mildness and hypoallergenic properties.
• Pharmaceutical Topicals: Serves as an emulsifying agent in medicated creams and ointments.

Basic Information

Product Name	Sodium Hydrogen n-(1-Oxooctadecyl)-L-Glutamate
CAS No.	38517-23-6
Molecular Formula	C23H42NNaO6
Molecular Weight	451.58 g/mol
Synonyms	Sodium Stearoyl Glutamate; N-Stearoyl-L-glutamic Acid Sodium Salt; L-Glutamic Acid, N-(1-Oxooctadecyl)-, Monosodium Salt; Acylglutamate GS-11; Amisoft GS-11; Plantacare® GS; EINECS 253-981-4; Glutamate Surfactant GS
EINECS	253-981-4

Quality Control

Our Sodium Hydrogen n-(1-Oxooctadecyl)-L-Glutamate is manufactured under strict quality management systems. Each batch is tested to ensure it meets stringent specifications for purity, identity, and performance. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, fatty acid profile, and microbiological limits. Our quality commitment aligns with standards relevant to the cosmetic and personal care industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture which may lead to caking or degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0 %
pH (1% Solution)	5.0 - 7.0
Loss on Drying	≤ 5.0 %
Residue on Ignition	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Microbiological Total Count	≤ 1000 CFU/g

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.