【正文】 ０ .１ N Ｎ a2S2O35H2O標(biāo)準(zhǔn)溶液的制備 6N 醋酸 (HAC) .................................................................................................... 4 １０％碘化鉀溶液 .............................................................................................. 5 二．指示劑 ............................................................................................................... 5 甲基橙 ............................................................................................................... 5 甲基紅 ............................................................................................................... 5 酚酞 ................................................................................................................... 5 １０％鉻酸鉀指示液 .......................................................................................... 6 ０ .５％淀粉指示液 ............................................................................................. 6 碘化鉀淀粉試紙 ................................................................................................. 6 還原黃 G試紙的制備 ......................................................................................... 6 三．試劑的測定 ........................................................................................................ 7 1．次氯酸鈉質(zhì)量濃度的測定 .............................................................................. 7 ２．漂白粉中有效氯的測定 ................................................................................ 8 ３．冰醋酸（ HAC） .......................................................................................... 9 ４．硫化堿（ Na2S） .......................................................................................... 9 5. 雙氧水質(zhì)量濃度及分解率的測定 .................................................................. 10 ６．燒堿濃度 測定 .............................................................................................11 四．測試方法 ...........................................................................................................11 １．比移值測定法（濾紙／染液上升法） ..........................................................11 ２．縮水率測定 ................................................................................................11 ３． pH值的測定 ............................................................................................. 12 ４．生物整理用纖維素酶活力的測定方法 ......................................................... 13 ４ .１．濾紙崩潰法 ........................................................................................... 13 ４ .２． CMC 粘度法 ......................................................................................... 15 5. 測含固量 ..................................................................................................... 15 五．印染化學(xué)品及助劑 ............................................................................................ 17 1. 酸 類 .......................................................................................................... 17 2. 堿類 ............................................................................................................ 18 3．氧化劑 ........................................................................................................ 18 4．增白劑 ........................................................................................................ 19 5．還原劑 ........................................................................................................ 20 第 2 頁 共 28 頁 6．鹽類 ........................................................................................................... 21 7．凈洗劑 ........................................................................................................ 22 8．其它 助劑類型 ............................................................................................. 24 六．元明粉（ Glauber’s salt） ................................................................................... 24 概 述 .......................................................................................................... 24 （一）元明粉的制備 ........................................................................................ 24 （二）元明粉的性質(zhì) ........................................................................................ 25 元 明 粉 分 析 法 ..................................................................................... 25 元明粉在印染上的用途 ............................................................................... 26 （一）作直接染料等染棉促染劑 ....................................................................... 26 （二）作直接染料染絲緩染劑 .......................................................................... 27 （三）作酸性染料緩染劑 ................................................................................. 28 （四）作印鏵絲織物精練時的地色保護劑 .