Benzophenone-5

■ Chemical Description
--2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid sodium salt (abbr. BP-5)
■ CAS No. 6628-37-1
■ Molecular and Structural Formula C₁₄H₁₁NaO₆S

■ Characteristics
--White or light yellow powder;
--Non-toxic, non-flammable, non-explosive;
■ Specification

No	Tests	Specification
1	Purity %	≥99
2	Melting point oC	≥280
3	PH	6.0-6.5
4	Chromaticity (APHA)	≤2.0
5	Loss on drying %	≤1.5
6	Aqueous solution turbidity	≤2.0EBC
7	Ash content %	≤0.2
8	Specific absorptivity (287nm)	≥460
9	Heavy metal content ppm	≤5.0

■ Application
--Used to improve the stability of shampoo, bath gel and the flavors and fragrances contain acrylic acid substances in the area of in water soluble chemical sunscreen, sunscreen cream and lotion;
--Used to improve the color durability of dyed textiles, prevent yellowing of wool textiles and decoloration of synthetic textiles;
--Used in hair spray, mousse and other hair products to prevent hair damage or white;
■ Packaging and Storage
--Packed in 25, 50 kg fiber or plastic drum, inner lined with PE bags;
--Stored in dry place at room temperature;

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