2- naphthol - kev txiav txim siab ntawm cov dej

GB/T 1646-2012 2-naphthol

Scope ntawm

Cov txheej txheem no qhia txog cov kev xav tau, kev kuaj, kev sim, kev soj ntsuam cov cai, nrog rau kev kos npe, daim ntawv lo, ntim khoom, kev thauj mus los thiab khaws cia ntawm 2-naphthol.

Cov qauv no siv rau kev tswj xyuas zoo ntawm 2- naphthol cov khoom.

Formula:

Daim duab

Cov mis mos molecular: C10H8O

Molecular hnyav: 144.17 (raws li 2007 International atomic hnyav)

CAS Nr: 135-19-3

kev xav tau

Cov kev cai zoo ntawm 2-naphthol yuav tsum ua raws li cov cai hauv Table 1.

Daim duab

Test method rau

Kev txiav txim siab ntawm noo noo

Raws li 3.4 "Karl Fischer Method thiab Karl Fischer Hloov Kho Txoj Kev "hauv GB / T 2386-2006.

Cov qauv ntim ntawm 2-naphthol yog 2g.

Qhov sib txawv ntawm ob qhov kev ntsuas ntsuas yuav tsum tsis pub ntau tshaj 0.02% (qhov loj me), thiab cov lej lej ntawm ob qhov kev ntsuas yuav tsum tau ua raws li qhov ntsuas tau.

Tus nqi thiab qhov zoo ntawm cov khoom hais lus,
Yog tias koj xav tias tus nqi siab, xa koj cov qauv mus kuaj xyuas qhov zoo.Lub #sample yog #free.
Muab qhov kev txiav txim ntxov thiab rov qab los ntxov.Tus nqi tam sim no ib txwm nyob ntawm qhov nce.Yog tias koj tseem tos tsis tau, tuaj rau kuv rau kev nug thiab sib tham.
2- #Naphthol, uas yog qis dua lub khw #nqi, tuaj yeem siv rau hauv #pharmacy thiab #dye production.Qhov kawg 20 tons ntawm cov khoom lag luam zoo yuav raug muag tawm thiab tus nqi yuav nce ntxiv.
Nws yog siv rau hauv kev npaj ntawm #Tobias acid, #J acid, 2.3-acid, thiab nyob rau hauv kev npaj ntawm #anti-aging agent D, anti-aging agent #DNP thiab nws anti-aging agent, #organic pigment thiab #bactericide .

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Dyes thiab dye intermediates - Kev txiav txim siab ntawm cov ntsiab lus noo noo