China UV Absorber UV-1577 with High Absorption, Find details about China UV Absorber UV-1577, UV-1577 from UV Absorber UV-1577 with High Absorption
Appearance | light yellow powder or granule |
Content | ≥ 99% |
Melting point | 148.0~150.0ºC |
Ash | ≤ 0.1% |
Light transmittance | 450nm≥87% |
500nm≥98% |