Description

Crem Protein CAS NO 135844-64-3 is a high-purity, specialized protein derivative designed for advanced formulation and research applications. This product is valued for its consistent quality and performance, making it a critical component in sensitive biotechnological and pharmaceutical processes. It serves as an essential ingredient for researchers and manufacturers in the pharmaceutical, cosmetic, and advanced material science industries seeking reliable and well-characterized protein materials.

Application

• Pharmaceutical Formulations: Used as an excipient or active ingredient component in controlled-release drug delivery systems and biopharmaceuticals.
• Cosmetic & Personal Care: Incorporated into high-end skincare and haircare products for its functional properties as a conditioning and film-forming agent.
• Biomedical Research: Serves as a key reagent or substrate in biochemical assays, cell culture studies, and proteomics research.
• Nutraceuticals: Potential application in specialized dietary supplements and functional food products requiring protein-based actives.
• Material Science: Utilized in the development of bio-based polymers, coatings, and advanced composites.
• Diagnostic Kits: Employed as a stabilizing agent or conjugate in the manufacture of immunoassay and diagnostic test kits.

Basic Information

Product Name	Crem Protein
CAS No.	135844-64-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Crem Protein; Protein, crem; 135844-64-3; Cremophor Protein; Kolliphor Protein; Polyoxyl Protein Derivative; Polyethylene Glycol Protein Conjugate; PEGylated Protein (Crem type)
EINECS	Contact for details

Quality Control

Our Crem Protein is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for pharmaceutical and research applications. Certificates of Analysis (COA) detailing specific batch results are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept in a dry environment to maintain stability. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	White to off-white powder or solid
Identification (IR)	Conforms to reference standard
Assay (Protein Content)	≥ 95.0%
Moisture Content (KF)	≤ 5.0%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	≤ 10 ppm
Microbial Limits	Meets Ph. Eur. 2.6.12 / USP <61>
pH (in solution)	6.0 - 8.0

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