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Maƙerin Kyakkyawan Farashin Sodium fluoride CAS: 7681-49-4
Sodium fluoride : NaF ;SF;Inorganic Fluoride; Nauyin Kwayoyin Halitta: 41.99 Kayayyakin jiki da sinadarai: crystal mara launi mai sheki ko farin foda, takamaiman nauyi 2.25, ma'anar narkewa 993C wurin tafasa 1695C.Mai narkewa a cikin ruwa (mai narkewa 10C366,206 406,300422,40C 4.4.60C468.80-C4.89,100 “C508), hydrogen malamin acid, dan kadan mai narkewa a cikin barasa.Maganin ruwa mai rauni shine alkaline mai rauni, mai narkewa a cikin hydrofluoric acid kuma cikin sodium fluoride, yana iya lalata gilashin.Mai guba!.
Sodium fluoride CAS 7681-49-4 NaF;Inorganic Fluoride;UN NO 1690;Matsayin haɗari: 6.1
EINECS NO 231-667-8
Sunan samfur: Sodium fluorideSaukewa: 7681-49-4
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Mai ƙera Kyakkyawan Farashin Potassium Hydroxide CAS: 1310-58-3
Potassium Hydroxide: Potassium hydroxide (sunadarai dabara: KOH, dabara yawa:56.11) farin foda ko flake m.A narkewa batu ne 360 ~ 406 ℃, da tafasar batu ne 1320 ~ 1324 ℃, da dangi yawa ne 2.044g / cm, da flash batu ne 52 ° F, da refractive index ne N20 / D1.421, da tururi matsa lamba ne 1mmHg (719 ℃).Mai ƙarfi alkaline kuma mai lalata.Yana da sauƙi a sha danshi a cikin iska da ɓacin rai, da kuma sha carbon dioxide cikin potassium carbonate.Mai narkewa a cikin ruwa mai zafi kusan 0.6 sassa, 0.9 sassa na ruwan sanyi, 3 sassa ethanol da 2.5 sassa glycerol.Lokacin da aka narkar da cikin ruwa, barasa, ko bi da su tare da acid, ana haifar da babban adadin zafi.Matsakaicin pH na 0.1mol/L shine 13.5.Matsakaicin yawan guba, matsakaicin adadin kisa (beraye, baka) 1230mg/kg.Mai narkewa a cikin ethanol, dan kadan mai narkewa a cikin ether.Yana da matukar alkaline da lalata
Potassium Hydroxide CAS 1310-58-3 KOH;UN NO 1813;Matsayin haɗari: 8
Sunan samfur: Potassium HydroxideSaukewa: 1310-58-3
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Mai ƙera Kyawun Farashin CalciumAlumina Cement CAS:65997-16-2
CalciumAlumina Siminti siminti ne tare da calcium calcium ko calcium aluminum a matsayin babban bangaren ma'adinai.An yi shi da alumina na halitta ko alumina na masana'antu da calcium carbonate (limestone) bisa ga wani kaso, wanda aka yi ta hanyar ƙonewa ko narkewar lantarki.
Sinadaran da Categories: CalciumAlumina Siminti za a iya raba talakawa aluminum calcium calcium siminti (al2O3 53-72%, CAO 21-35%) da kuma tsarki aluminum calcium siminti (al2O3 72-82%, CAO 19-23 %) Categories biyu.Ana iya raba simintin siminti na yau da kullun zuwa nau'in ƙarancin ƙarfe (FE2O3 <2%) da nau'in dogo mai tsayi (Fe2O37-16%).Low -rail -type aluminum -type calcium siminti za a iya raba zuwa alum ƙasa ciminti (Al2O353 ~ 56 %, CAO 33-35%), aluminum -60 ciminti (al2O359% to 61%, CAO 27-31%), da kuma low -alli aluminum acid ciminti (Al2O3 65-70%, CAO 21 zuwa 24%).Za a iya raba siminti mai tsafta na calcium zuwa nau'i biyu: Al2O3 72-78%) da nau'in aluminium mai girma (Al2O3 78-85%).Bugu da kari, akwai sauri da wuya da wuri mai ƙarfi aluminum calcium siminti.Saukewa: 65997-16-2
