China UV Absorber UV-3638 CAS No. 18600-59-4, Find details about China UV Absorber UV-3638, UV-3638 from UV Absorber UV-3638 CAS No. 18600-59-4
Appearance | White to off- white crystalline powder |
Content | ≥98% |
Melting point | ≥310ºC |
Ash | ≤0.1% |
Loss on drying | ≤0.5% |