酒精分類標(biāo)準(zhǔn)及用途

1、酒 精 分 類標(biāo) 準(zhǔn) 及 用 途Ethanol classification, standard and酒精廣泛應(yīng)用于食品、化學(xué)、醫(yī)藥、染料等行業(yè)，酒精又是十分重要的清潔能源。通常，酒精按 含雜質(zhì)多少分為：無水酒精、食用酒精、工業(yè)酒精。Ethanol widely applies to many industries such as food, chemistry, medicine, dye and etc. In gen eral, etha nol is divided to an hydrous etha nol, edible etha nol and in dustrial eth

2、a nol accord ing to its impurity content.、無水酒精 An hydrous etha nol無水酒精產(chǎn)品質(zhì)量執(zhí)行中華人民共和國國家標(biāo)準(zhǔn)GB/T678-2002化學(xué)試劑無水乙醇標(biāo)準(zhǔn)The product qua ntity of an hydrous etha nol execute the state criteria of the People's Republic ofChi na GB/T678-2002 <Chemical Reage nt- an hydrous etha nol sta ndard>名稱Name優(yōu)級純Gua

3、ra nteereage nt分析純An alyticallypure化學(xué)純Chemical pure乙醇的質(zhì)量分?jǐn)?shù)Mass fraction of ethanol(CH3CH2OH ) /%密度Density (20 °C) /(g/mL)與水混合試驗(yàn)合格合格合格Test mix with waterQualifiedQualifiedQualified蒸發(fā)殘?jiān)馁|(zhì)量分?jǐn)?shù)Mass fracti on of evaporati on residue /%酸度(以H+計(jì))Acidity (by H+)/(mmol/100g)堿度(以O(shè)H-計(jì))Alkali nity (by OH-)/(

4、mmol/100g)水分的質(zhì)量分?jǐn)?shù)Mass fracti on of water/%甲醇（CH3OH ）的質(zhì)量分?jǐn)?shù)Mass fraction of methanol（CH3OH）/%異丙醇（CH3）2CHOH的質(zhì)量分?jǐn)?shù)Mass fraction of isopropanol（ CH3）2CHOH/%羰基化合物（以 CO計(jì)）的質(zhì)量分?jǐn)?shù)Mass fracti on of carbonyl compound （by CO）/%易炭化物質(zhì)合格合格合格Readily carb oni zable substa neeQualifiedQualifiedQualified鐵（Fe）的質(zhì)量分?jǐn)?shù)Mass fr

5、action of ferrum （Fe）/%鋅（Ze）的質(zhì)量分?jǐn)?shù)Mass fracti on of zi nc/%還原高錳酸鉀物質(zhì)（以 O計(jì)）的質(zhì)量分?jǐn)?shù)/%Mass fracti on of reduc ing potassiumperma ngan ate substa nee （by O） /%用途：化學(xué)試劑、化學(xué)原料、防腐劑、消毒、燃料、有機(jī)溶劑等。Applicati On： chemical reagent, chemical material, preservative, disinfection, fuel, organic solvent and etc.、食用酒精 Edibl

6、e etha nolGB10343-2002適用于谷物、薯類、糖密為原料,食用酒精產(chǎn)品質(zhì)量執(zhí)行中華人民共和國國家標(biāo)準(zhǔn)經(jīng)發(fā)酵、蒸餾而制成的含水酒精，為食品工業(yè)專用的食用酒精。The product quantity of edible ethanol executes the state criteria of the People's Republic of China GB10343-2002, which applies to the aqueous etha nol make from grains, yams or molasses as raw material and th

7、rough ferme ntati on and distillati on .It is the appropriative edible etha nol for food in dustry.食用酒精GB10343-2002標(biāo)準(zhǔn)Edible ethanolGB10343-2002 Standard一、感官要求 Sense requirements項(xiàng)目Item特級Extra grade優(yōu)級Fine grade普級Common grade氣味Smell具有乙醇香，無異味Has ethanol aroma, no objectional odor無異臭no objecti onalodor口味

8、 taste純凈、微甜pure, subtly sweet純正、微甜pure, subtly sweet較純正Comparative pure理化要求 An alytical requireme nts指標(biāo)名稱tem單位Un it(GB10343-2002)特級Extra優(yōu)級Fine普級Com mon色度 Chroma <號No.101010酒精含量Etha nol content >%(v/v)硫酸試驗(yàn) Sulfuric acid<號No.51060氧化時(shí)間 Oxidati on time >Min403020總?cè)?以乙醛計(jì))Total aldehyde( by ac

9、etaldehydemg/l1330甲醇 Methanol <mg/l250150正丙醇 Normal propyl alcohol <mg/l235100異丁醇+異戊醇Isobuta nol + isoamylol<mg/l1230總酸(以乙酸計(jì))Total acid (by acetic acid)<mg/l71020總酯(以乙酸乙酯計(jì))Total ester (by ethyl acetate)<mg/l101825不揮發(fā)物No nvolatile mater <mg/l102025重金屬(以Pb計(jì))Heavy metal (by Pb) <mg

10、/l1氰化物(以HCN計(jì))Cya nide (by HCN) <mg/l5*用途：白酒、飲料、乙酸乙酯、丁醇、丙酮、醫(yī)藥等。Applicati on: distilled spirit, drink, ethyl acetate, buta nol, acet one, medic ine and etc.三、工業(yè)酒精工業(yè)酒精產(chǎn)品質(zhì)量執(zhí)行中華人民共和國國家標(biāo)準(zhǔn)GB/適用于谷物、薯類、糖密為原料，經(jīng)發(fā)酵、蒸餾而制成的含水工業(yè)酒精。其雜質(zhì)指標(biāo)比食用酒精寬松。按其生產(chǎn)的酒精不得用于食品、飲料。The product qua ntity of in dustrial etha nol execu

11、tes the state criteria of the People's Republic ofChi na GB/, which applies to the aqueous etha nol make from gra ins, yams or molasses as raw materialand through fermentation and distillation. Its impurity indicator is easier than edible ethanol. Theetha nol that produced follow ing this sta nd

12、ard cannot be used for food and drink.工業(yè)酒精GB/標(biāo)準(zhǔn)In dustrial etha nolGB/sta ndard項(xiàng)目Item指標(biāo) Index優(yōu)等品High-classproduct_、生口等品First-rateproduct合格品Qualifiedproduct粗酒精Crudeetha nol夕卜觀 Appearanee無色透明液體Color less and clear liquid淡黃色液體Faint yellowliquid色度 /號 Chroma/No.< 10氣味Smell無異臭no objecti onal odor乙醇 Eth

13、a nol (20 C,( V/V ) %硫酸度驗(yàn)號Sulfuric acid degrees Check No. /min< 10< 80 <氧化時(shí)間Oxidizati on degrees/min> 30> 15>5醛(以乙醛計(jì))aldehyde (by acetaldehyde ) /mg -L-i<530<雜醇油(以異丁醇+異戊醇計(jì))Fusel ( by Isobutanol + isoamylol) /mg -L-2i< 10< 80甲醇 Methanol/mg - L-< 800< 1200酸(以乙酸計(jì))acid (by acetic acid) /mgL-1 < 10< 20酯(以乙酸乙酯計(jì))ester (by ethyl acetate) /mgL1-< 30<