In the field of modern ophthalmic materials, Pharnorcia's SIGMA (CAS# 69861-02-5) stands out for its exceptional characteristics and superior comfort, earning its reputation as a new generation of high-quality ophthalmic materials.

Pharnorcia SIGMA CAS# 69861-02-5 is an NMPA-registered material extensively used in OK lenses, intraocular lenses, and silicone hydrogel contact lenses, trusted for its reliable, high-quality performance.

1. What is SIGMA?

Product Name: Methyl-di(trimethylsiloxy)-silyl propyl glycerol methacrylate

CAS #: 69861-02-5

Alias:     SiGMA,

             Methyl-di(trimethylsiloxy)-silyl propyl glycerol methacrylate,

            [methyl bis(trimethylsiloxy)silyl] propyl glycerol methacrylate

Purity:       99.5%

Inhibitor:     Optional

Molecular Formula: C17H38O6Si3

Pharnorcia SIGMA CAS# 69861-02-5 is a high-quality material specifically developed for ophthalmic products, combining high oxygen permeability, hydrophilicity, and excellent biocompatibility. These properties make it ideal for ophthalmic products that demand long-lasting comfort and safety, particularly suitable for users requiring extended wear.

2. Key Applications of Pharnorcia SIGMA CAS#: 69861-02-5

SIGMA is highly regarded for its outstanding performance, especially in premium ophthalmic products. Products made with SIGMA ensure breathable, moisture-retaining comfort even with prolonged use, meeting the needs of users with high demands for comfort and durability, thus forming a key component of the ophthalmic industry.

3. Why is Pharnorcia SIGMA CAS#: 69861-02-5 Highly Regarded in Ophthalmology?

Pharnorcia SIGMA CAS#: 69861-02-5 enjoys global popularity due to its strict production standards and consistent quality. With multiple international quality certifications, SIGMA provides stability and high quality across production and supply chains. Its excellent oxygen permeability, hydrophilicity, and biocompatibility meet diverse user demands, making it ideal for a range of high-end ophthalmic products.

4. Pharnorcia's Leading Platform for Silicone Hydrogel Contact Lens Materials

Pharnorcia has established a top-tier, internationally recognized platform in China for the research, development, production, and sale of silicone hydrogel contact lenses and their specialized materials. The SIGMA series has undergone nearly 20 on-site reviews by world-class ophthalmic companies and global partners, gaining certification under stringent quality management systems, making Pharnorcia a designated global supplier for several Fortune 500 companies.