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Cosmetic Grade Gamma Polyglutamic Acid Powder PGA CAS 25513-46-6 Moisturizing Ingredient for Skin Care Formulations
Product Description
Products Description
Polyglutamic acid (poly-γ-glutamic acid, abbreviated as PGA) is a water-soluble polyamino acid produced by microbial fermentation in nature. Its structure is a polymeric polymer in which glutamic acid units form peptide bonds through α-amino and γ-carboxyl groups.
| Product Name | Polyglutamic Acid Powder |
| Another Name | PGA Polyglutamic Acid |
| Specification | 99.5% |
| Appearance | White Powder |
| Application | Cosmetic ingredient |
| CAS | 25513-46-6 |
| Branch | HONGDA |
Certificate of Analysis (COA)
| Azelaic Acid / Polyglutamic Acid Analysis Standard | |
|---|---|
| Test Standard | GB/T20881-2007 |
| Appearance | White Powder |
| Assay | ≥99.5% |
| Water | ≤5.0% |
| pH | 4-6 |
| Ash (Sulphate) | ≤0.3 (g/100g) |
| Arsenic (As) | <0.5 (mg/kg) |
| Lead (Pb) | <0.5 (mg/kg) |
| Total Aerobic Count | ≤1500 CFU/g |
| Total Coliform | ≤30 MPN/100g |
| Mold and Yeast | ≤25 CFU/g |
| Staphylococcus aureus | <30 CFU/g |
| Salmonella | Negative |
Application
Package & Shipping
Company Information
Shaanxi Hongda Phytochemistry Co., Ltd. was established in Apr 2003. It is an economic entity under the Shaanxi Hongda Group. Our Company is a modern high-tech enterprise combining technology and scientific research. We specialize in the research, production, import & export of natural plant extracts and standardized Chinese medicine products. Hongda Phytochemistry has a registered capital of more than 18 million yuan and has a specialized production plant and research institute. Our factory was located in Hongda Industrial Park, Sanyuan, Shaanxi Province. It covers an area of 10,000 square meters and has a fixed asset investment of 50 million yuan. We have a production workshop organized according to GMP standards, equipped with advanced vacuum drying equipment and spray drying equipment, as well as an advanced full-scale stainless steel plant extraction production line and stainless steel pilot plant, in strict accordance with GMP standards for Chinese medicine production.
Shaanxi Hongda takes "satisfying customer requirements, providing high quality products and excellent after-sales service" as its business tenet. Through continuous development and unremitting efforts, we have established good business relations with more than 40 countries and regions in the world such as Japan, the United States and France. The company's business philosophy: "integrity-based, continuous innovation."
Welcome to Hongda Phytochemistry for cooperation!
Certifications
Exhibition
Why Choose Us
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We are a professional herbal extract manufacturer with over 20 years of experience.
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We manufacture over one thousand kinds of herbal & fruit extracts for customers' choices.
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We have an experienced R&D department and skillful operating staff.
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High quality 100% natural extracts derived from superior herb raw materials.
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Free samples available for most in-stock products.
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KOSHER / HALAL certifications approved.
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We strictly test each batch of goods before shipment, including small samples.
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Customized non-standard extracts production is available for bulk orders.
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Strong market presence with comprehensive and responsive after-sales service.
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Frequently Asked Questions (FAQ)
Q1: What is Polyglutamic Acid (PGA) powder primarily used for?
Polyglutamic Acid is widely used as a premium cosmetic ingredient known for its superior water retention, intense moisturizing capacity, and skin-barrier enhancing properties compared to traditional humectants.
Q2: Can I get free samples before placing a bulk order?
Yes, free samples are available for most of our in-stock items. Please contact our sales team to confirm shipping details and availability.
Q3: How do you guarantee the product quality and safety?
Our manufacturing processes strictly comply with GMP standards. Each production batch undergoes rigorous internal and third-party laboratory tests for assay, microbial levels, and heavy metals prior to dispatch.
Q4: What certifications does Hongda Phytochemistry hold?
Our facility and products are certified under international management and dietary standards, including KOSHER, HALAL, and ISO certifications.
Q5: Do you provide custom formulations or specifications?
Yes, we have our own R&D center and pilot manufacturing plant, allowing us to support customized extraction ratios and non-standard specifications for large volume requirements.
