Sayar da Masana'antar 92-70-6 2-Hydroxy-3-naphthoic acid CAS 92-70-6 Whatsapp / wechat: +86 18705999280
Aikace-aikace
Abubuwa |
Kyakkyawan sa |
Darasi na farko |
Bayyanar |
Fata mai launin rawaya |
Fata mai launin rawaya |
Bayyana% ≥ |
99 |
98.5 |
Narkar da samfurin bushe ºC ≥ |
218 ºC |
217.5 ºC |
Rashin narkewa cikin sodium bicarbonate% ≤ |
0.05 |
0.1 |
Danshi% ≤ |
0.1 |
0.15 |
2.6 acid% ≤ |
0.09 |
0.1 |
2.3.6 acid% ≤ |
0.08 |
0.1 |
2-naphthol% ≤ |
0.4 |
0.5 |
Saurin bayani
Contraindications na sana'a Marasa lafiya tare da cutar numfashi na yau da kullun bazai yi wannan aikin ba. [1]
Tsaro da kariyar aiki
(1) Tsarin sarrafawa na injiniya da iska.
(2) Rigakafin wuta da matakan rigakafin fashewa: an hana hulɗa da ruwa mai saurin kamawa. Yakin wuta da hanyoyin kashe wuta: amfani da ruwan feshi, carbon dioxide, busassun foda, wakilin kashe kumfa mai dacewa.
(3) Hankali don ajiya da jigilar kaya: Ajiye a cikin daki mai sanyi, mai iska. Adana daban daga oxidizer.
(4) Matakan kariya na mutum: Samun iska, sharar gida. Kariyar fata: Sanya safofin hannu masu kariya da tufafin kariya. Kariyar ido: Sanya tabarau masu kariya. Kariyar cin abinci: Kada a ci, a sha ko a sha taba yayin aiki. Hanyar samar da masana'antu ana samar dashi ne ta sanadiyar N, N-dimethylaniline da formaldehyde, narkewa, kara kuzari da tsarkakewa, sulphur, ammonization na urea da ammonium chloride a 150-160 ℃, tacewa da bushewar kayan da aka gama. Amfani da kayan abu (kg, t) N, N-dimethylaniline (98%) 110 formaldehyde (37%) 460 urea 700 sulfur (99%) 350 ammonium chloride 630 p-aminobenzenesulfonic acid (100%)
Lokacin jigilar kaya ta tekun (Kawai don tunani) | ||||||||
Amirka ta Arewa |
11 ~ 30 kwanaki | Arewacin Afirka | 20 ~ 40 kwana | Turai | 22 ~ 45 kwanakin | Kudu maso gabashin Asiya | 7 ~ 10 kwana | |
Kudancin Amurka | 25 ~ 35 kwanaki | WestAfrica | 30 ~ 60 kwanakin | Tsakiyar Tsakiya | 15 ~ 30 kwana | Gabashin Asiya | 2 ~ 3 kwana | |
Amurka ta Tsakiya | 20 ~ 35 kwanaki | EestAfrica | 23 ~ 30 kwanakin | Ocenia | 15 ~ 20 kwana | Kudancin Asiya | 10 ~ 25 kwanaki |