Molecular formula:NHthree·Htw oO
Molecular w eight:threefive.0five
nature Quality:氨水是氨气的水溶液,无色透明且具有刺激nature气味。由氨气通入水中制得。氨气有毒,对眼、鼻、皮肤有刺激nature和腐蚀nature,能使人窒息,空气中最高容许浓度three0mg/m^three。main要use作化肥。试剂氨水为含氨tw ofive% ~tw o8% 的水溶液,氨水中仅有一小部分氨分子与水反应形成ammonium离子和氢氧根离子,即一水合ammonium,是仅存在于氨水中的弱碱。氨水凝固点与氨浓度有关,常use的(w t)tw ofive% 浓度凝固点约为-threefive℃,密度09one。与酸中和反应产生热。有燃烧爆炸危险。Chemical Abstracts NoCAS NO:onethreethreesix-tw oone-six。This product is a dangerous chemical8.tw o类碱nature腐蚀nature物品。
use Way:main要use于毛纺、丝绸、印染等工业use于洗涤羊毛、呢绒、坯布,溶解和调整酸碱度,并作为助染剂等。 有机工业use作胺化剂,生产热固nature酚醛树脂的催化剂,无机工业use于制选各种ammoniumS alt. stayPCBindustry,Ammonia etching、图像显影等use途。
Product quality:accord w ithcountrystandardGB/T sixthreeone-tw o007,main要finger标如下:
finger S ubject name | Analytical purity | Chemically pure |
maincontent(NHthree),w % | tw ofive-tw o8 | tw ofive-tw o8 |
Evaporation residue, w % ≤ | zero0tw o | 000four |
chloride(Cl),w % ≤ | 0,0000five | zero00one |
sulfide(S ),w % ≤ | zero000tw o | zero00five |
sulfate(S Ofour), w % ≤ | zero00tw o | 0000five |
carbonate(COthree), w % ≤ | zero0one | zero0tw o |
phosphate(POthree), w % ≤ | zero00one | zero00tw o |
Magnesium(Mg), w % ≤ | zero00one | zero00five |
Calcium(Ca), w % ≤ | zero00one | zero00five |
iron (Fe)% ≤ | zero000tw o | zero000five |
copper(Cu)% ≤ | zero000one | zero000tw o |
lead(Pb)% ≤ | zero000five | zero00one |
Reducing potassium permanganate substance (in)O meter) | zero008 | zero008 |
Packing and storage :
Chemical reagent ammonia waterWhat are the packagesfive00ml×tw o0瓶、tw o.fiveL×four包Boxed, or as agreed by both parties。
Should be stored inCoolIn a dry and ventilated warehouse,term of validityonetw o个月。
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