Tus nqi zoo UV Absorber UV PR-25 CAS 7443-25-6

Lub Npe Tshuaj: UV Absorber UV PR-25

Cov lus txhais: dimethyl (p-methoxybenzylidene) malonate

CAS: 7443-25-6

Cov mis mos molecular: C13H14O5

Qhov hnyav molecular: 250.25

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Cov Khoom Qhia Txog Khoom

Cov ntawv thov

Siv rau cov xim pleev xim. Nws yog qhov tshwj xeeb tshaj yog rau cov xim kho tsheb, cov xim pleev xim rau kev lag luam, cov nplaum thiab cov sealant.

Ntim khoom

Khaws lub thawv kom kaw ruaj. Tsis txhob noj thiab ua pa.

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

Cov Lus Qhia Tshwj Xeeb

YAM KHOOM	INDEX
Qhov tsos	Dawb crystalline hmoov
Kev ntsuas,%	≥ 99
Melting Point (℃)	55.00 ~ 59.00.00 ℃
Poob thaum ziab (%):	≤0.50
Kev Sib Kis (%): 425nm	≥ 95.00
Kev Sib Kis (%): 500nm	≥ 96.00
* Ntxiv rau: Lub tuam txhab tuaj yeem tshawb nrhiav thiab tsim cov khoom tshiab raws li qhov xav tau tshwj xeeb ntawm peb cov neeg siv khoom.