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UV absorber UV-3638 CAS.：18600-59-4

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UV absorber UV-3638 CAS.：18600-59-4

UV absorber UV-3638 CAS.：18600-59-4
UV absorber UV-3638 CAS.：18600-59-4

Gambar besar :  UV absorber UV-3638 CAS.：18600-59-4

Detail produk:
Tempat asal: Tiongkok
Nama merek: RQT
Nomor model: UV-3638
Syarat-syarat pembayaran & pengiriman:
Kuantitas min Order: 1
Kemasan rincian: 25kg/tas
Waktu pengiriman: 1-3 hari
Menyediakan kemampuan: 100ton/mulut
Kontak bicara sekarang

UV absorber UV-3638 CAS.：18600-59-4

Deskripsi

Technical Specification Chemical Name: 2,2’-(1,4-Phenylene)bis-4H-3,1-benzoxazin-4-one Appearance: White powder Active Content: ≥99% Melting Point: 314℃–317℃ Molecular Weight: 369 CAS No.: 18600-59-4 Description UV Absorber UV-3638 is a benzoxazinone UV absorber. It absorbs ultraviolet rays from 280–400 nm with an absorption peak at 349 nm. Its absorption range covers UVA and UVB, and its UV absorption efficiency is several times that of conventional UV absorbers. The

Label:

270-380nm UV absorption UV Absorber UV-234,

137-141°C melting point Light Stabilizer 234,

99% purity Benzotriazole-type UV Absorber

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