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1 , Uses: intermediate of direct red83, 89 , acid brown83, 86 , etc. 2 , Molecular formula: C7H9NO4S 3 , Structural formula: 3 , Specification, Technical standard & Packing Item Index Appearance off white or light yellow crystal Assay ＞ 98% Packing carton 25kg/drum or bag 25kg/bag

1 , Uses: Mainly used in white titanium pigment coating and top-grade paper, also used in industrial water, tannage, printing and dyeing. 2 , Molecular formula: AL2(SQ4)3·XH2O 3 , Molecular weight: 342.15 (anhydrous) 4 , Features: it is white crystal , Sg s 1.69( as AL2(SO4)·18H2O ), dehydration temp. 86.5 Celsius degree . 5 , Specification, Technical standard & Packing: Index name Index Top-grade First grade Appearance white flaky , block or granule AL2O3 %≥ 17.00 16.00 Fe %≤ 0.0050 0.0050 PH ≥ 3.0 3.0 As %≤ 0.0005 0.0005 Water insoluble matter %≤ 0.1 0.1 Granularity ≤ 15mm Packing 50kg(woven bag)  

　　Assay:＞98%

1 , Uses: Mainly used in white titanium pigment coating and top-grade paper, also used in industrial water, tannage, printing and dyeing. 2 , Molecular formula: AL2(SQ4)3·XH2O 3 , Molecular weight: 342.15 (anhydrous) 4 , Features: it is white crystal , Sg s 1.69( as AL2(SO4)·18H2O ), dehydration temp. 86.5 Celsius degree . 5 , Specification, Technical standard & Packing: Index name Index Top-grade First grade Appearance white flaky , block or granule AL2O3 %≥ 17.00 16.00 Fe %≤ 0.0050 0.0050 PH ≥ 3.0 3.0 As %≤ 0.0005 0.0005 Water insoluble matter %≤ 0.1 0.1 Granularity ≤ 15mm Packing 50kg( woven bag )  

1 , Uses: used in organic synthesis, fixative. 2 , Molecular formula: C9H9N 3 , Structural formula: 4 , Specification, Technical standard & Packing Item Index Refined Coarse Appearance light yellow flaky crystal light gray or brown crystal Assay ≥ 99% ≥ 95% Packing drum 25kg/drum bag 25kg/bag

CAS NO : 119205-39-9 MF：C14H10NO3SNaMW: 295.3 Molecular Structure:

分子式：C14H10NO3SNa 分子量: 295.3 項 目 指 標 外 觀 淡黃色顆粒(或塊狀物) 濃 度(%) ≥66.0 有機物中2-苯基吲哚-5-磺酸鈉(%) ≥98.0 其他不純物 % ≤0.5 用途：染料中間體 包裝：30KG/出口三合一復合牛皮紙袋或集裝袋。

英文名稱：N-ethyl-2-methylindole CAS：40876-94-6 結構式： 規格：G.C≥99% 外觀：淡黃色透明液體

詳細說明： 分子式：AINH4(SO4)2.12H2O性狀：無色玻璃狀八面結晶至白色顆粒或粉末，無臭略帶甜味，有強收斂性。 用途：發酵粉加工、油炸食品、海蟄淹漬、粉條加工、果蔬保鮮保脆、護色、凈水環保、消毒、橡膠加工、制革、洗衣粉加工、飼料加工、鉛筆制作。 特點：高白度、高細度、高含量、時間長不結塊，給用戶制作加工提供了方便。 執行標準：本產品執行最新標準HG2917-1999 包裝：50公斤 25公斤 出口包裝根據客戶提供嘜頭（編織袋，內附塑料袋） 可根客戶要求加工不同粉狀細度和塊狀的大小 項目名稱 單位 標準要求 檢驗結果 硫酸鋁銨含量 % ≥99.3-100.5 99.5 水份 % ≤4.0 3.0 水不溶物含量 % ≤0.20 0.17 中文別名：;銨明礬;鋁銨礬;銨礬;英文名稱：Sulfuric acid, aluminum ammonium salt (2:1:1)英文別名：Aluminium ammonium sulfate;Ammonium Aluminum Sulfate;aluminum ammonium sulfate hydrate (1:1:2:12);aluminum ammonium disulfate; EINECS號：232-055-3分子式：H4AlNO8S2 分子量：237.1452InChI：InChI=1/Al.H3N.2H2O4S/c;;2*1-5(2,3)4/h;1H3;2*(H2,1,2,3,4)/q+3;;;/p-3 熔點：93.5℃ 沸點：330°C at 760 mmHg 水溶性：15g/100ml 相對密度 1.64物化性質：性狀 無色透明立方結晶或白色顆粒粉末。無臭、味澀。溶解性：微溶于水，20℃時溶解度15g/100ml水，易溶于熱水，水溶液呈酸性。溶于稀酸、甘油，不溶于醇。

　　含量：＞98%