Tus nqi zoo UV Absorber UV 320 cas 3846-71-7

Lub npe tshuaj: UV Absorber UV 320

Cov ntsiab lus: 2-(2H-benzotriazol-2-yl)-4,6-di-tert-butylphenol

CAS: 3846-71-7 Nr

Cov mis mos molecular: C20H25N3O

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Product Detail

Daim ntawv thov

UV-320 yog ib qho kev ua haujlwm siab UV absorber, dav siv hauv plastics thiab lwm yam organic tebchaw, suav nrog unsaturated polyester thiab PVC.

Ntim

Khaws lub thawv kaw kom nruj. Tsis txhob noj thiab nqus pa.

20KG thawv los yog raws li cov neeg siv khoom xav tau

Specification

Yam khoom	INDEX
Qhov tshwm sim	Dawb hmoov
Tus nqi,%	≥ 99
Melting Point (℃)	103.00-105.00 ℃
Volatile (%):	≤ 0.30
Volatile (%):	≤0.10
Transmittance (%): 460nm	≥ 97.00 Nws
Transmittance (%): 500nm	≥ 98.00 Nws
* Ntxiv rau: Lub tuam txhab tuaj yeem tshawb fawb thiab tsim cov khoom tshiab raws li qhov tshwj xeeb xav tau ntawm peb cov neeg siv khoom.