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Photoinitiator Bp-2 manufacturer CAS:131-55-5

Sep 10th, 2022 at 11:28   Natural Products and Extracts   Saint Marys   48 views Reference: k8mepgE6dMy

Location: Saint Marys

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Product Name: 2,2',4,4'-Tetrahydroxybenzophenone
Other Name: Bis(2,4-dihydroxyphenyl)methanone;Photoinitiator Bp-2
CAS No: 131-55-5
MF: C13H10O5
MW: 246.21500
Density: 1.526 g/cm3
Boiling point: 531.2ºC at 760 mmHg
Melting point: 198-200 °C(lit.)
Flash point: 289.2ºC
Refractive index: 1.718
UN Number: UN3272
UN Proper Shipping Name: ESTERS, N.O.S.
Transport hazard class: 3
Packing group: III
Specification
Appearance: Light yellow green crystalline powder
Assay: ≥99%
Loss on drying: ≤0.50%
Heavy metal: ≤5ppm
Hazen: ≤3.0
Turbidity: ≤12 NTU
Application
Widely used in polyester, paints and cosmetics, etc.
In recent years, the application on fabrics has been paid more and more attention by the textile industry.
FDA approved Class I sunscreen.
Package: 25kg/drum, can also be designed according to customer requirements.
Storage: Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

TEST UNIT SPECIFICATION
APPEARANCE YELLOW CRYSTALLINE POWDER
ASSAY % 99.00MIN
MELTING POINT 195.00-202.00
VOLATILES % 0.50MAX
TURBIDITY NTU 12MAX
SPECIFIC EXTINCTION
345nm 580MIN
COLOR GARDNER 3.0MAX


Our company is a professional supplier of functional material additives. Our products include antioxidants, ultraviolet absorbers, light stabilizers, photoinitiators, heat stabilizers, nucleating agents, flame retardants, polyurethane chain extenders, nano light absorbing materials, antibacterial materials, functional masterbatches, colorants etc. After years of steadfast industry accumulation and technological innovation, a relatively complete additive industry chain has been formed in the rubber and plastic industry, ink industry, coating industry, textile printing and dyeing industry, functional resin and other industries. Significant achievements have been made in the field of additives.



Please visit our website if you have any inquiry: 2,2',4,4'-Tetrahydroxybenzophenone.If you can't find materials from around the world, please let us know and we will research and produce them in our labs equipped with high technology.

Inno Pharmchem (Pharmaceutical Intermediates Manufacturers in China) is exclusively focusing on the manufacturing of API's Intermediates, such as Photoinitiator Bp-2, cas:131-55-5 , Bis(24-dihydroxyphenyl)methanone and so on. We have helped clients businesses by scaling up its pharmaceutical products through the development of innovative processes and optimizing the production process thus it making it cost-efficient.

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