Molecular formula:NHthree·Htw oO
Molecular w eight:threefive.0five
nature Quality:氨水是氨氣的水溶液,無色透明且具有刺激nature氣味。由氨氣通入水中制得。氨氣有毒,對眼、鼻、皮膚有刺激nature和腐蝕nature,能使人窒息,空氣中最高容許濃度three0mg/m^three。main要use作化肥。試劑氨水為含氨tw ofive% ~tw o8% 的水溶液,氨水中僅有一小部分氨分子與水反應形成ammonium離子和氫氧根離子,即一水合ammonium,是僅存在于氨水中的弱堿。氨水凝固點與氨濃度有關,常use的(w t)tw ofive% 濃度凝固點約為-threefive℃,密度09one。與酸中和反應產(chǎn)生熱。有燃燒爆炸危險。Chemical Abstracts NoCAS NO:onethreethreesix-tw oone-six。This product is a dangerous chemical8.tw o類堿nature腐蝕nature物品。
use Way:main要use于毛紡、絲綢、印染等工業(yè)use于洗滌羊毛、呢絨、坯布,溶解和調整酸堿度,并作為助染劑等。 有機工業(yè)use作胺化劑,生產(chǎn)熱固nature酚醛樹脂的催化劑,無機工業(yè)use于制選各種ammoniumS alt. stayPCBindustry,Ammonia etching、圖像顯影等use途。
Product quality:accord w ithcountrystandardGB/T sixthreeone-tw o007,main要finger標如下:
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個月。
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