Tus nqi zoo UV Absorber UV 531 CAS 1843-05-6 Octabenzone 99%

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Lub npe tshuaj: UV Absorber UV 531

Synonyms: 2-Hydroxy-4-n-octoxybenzophenone; Octabenzone

CAS: 1843-05-6 Nr

Cov mis mos molecular: C21H26O3

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Product Detail

Khoom cim npe

Daim ntawv thov

UV ABSORBER 531 yog lub teeb stabilizers uas tuaj yeem siv dav hauv polymers thiab lwm yam khoom siv organic. Nws muaj lub teeb pom kev zoo nyob rau hauv qhov pom kev, thiab tuaj yeem muab ntxiv rau hauv cov pob khoom sib cuag nrog cov khoom noj khoom haus polymers.

Ntim

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

25KG thawv los yog raws li cov neeg siv khoom xav tau

Specification

Yam khoom	INDEX
Qhov tshwm sim	Lub teeb daj hmoov
Tus nqi,%	≥ 99
Melting Point (℃)	47.00 ~ 49.00 ℃
Volatile(%)	≤0.50
Yog ',%	≤0.10
Kev xa tawm (%)	450nm: 90.00% min 500nm: 95.00% min
* 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.