Trade Name:Benzophenone-4
Molecular formula and weight:C14H12O6S= 308.31
Structure:
CAS No.: [4065-45-6]
Specification:
Item |
Indication |
Appearance |
Off-white or light yellow crystalline powder |
Assay |
≥99% |
Heavy Metal |
≤5ppm |
Gardner color |
≤2.0 |
Loss on drying |
≤3% |
PH value |
1.2-2.2 |
Melting point |
≥140℃ |
Turbidity in water(EBC) |
≤4.0 |
Specific extinction UV Absorbance |
E285 ≥ 460 E325 ≥290 |
Package: 25kg net drum
Transportation: Avoid upside down, sunlight, wet and crash, avoid damage the package.
Storage:Should be stored in cool, dry and ventilate place, stored term shouldn't exceed 2 years.
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