Assay (CH3COOH) 99.7 % Color 10 APHA Chloride (Cl) 500 ppb Sulfate (SO4) 500 ppb Phosphate (PO4) 500 ppb Residue After Evaporation (RAE) 500 ppb Acetic Anhydride 0.1 % MAXIMUM LIMIT OF IMPURITIES(ppb) Al 2 As 1 Sb 1 Ba 1 Be 1 Bi 1 B 1 Cd 1 Ca 1 Cr 1 Co 1 Cu 1 Ge 1 Ge 1 Au 1 Fe 1 Pb 1 Li 1 Mg 1 Mn 1 Mo 1 Ni 1 Nb 1 K 1 Ag 1 Na 1 Sr 1 Sn 1 Ta 1 Ti 1 Tl 1 Zn...

Appearance White to yellow powdery solid Assay(Titration by HClO4) 60.0% Solubility (1g/6ml Tetrahydrofuran) Clear and transparent, with a solution color of light yellow to colorless liquid

使用工艺 应用范围 由于RBS T 115具有高的乳化及润湿能力,它提供了清洗所需的良好的去污能力。能够有效地清洗玻璃器具和不锈钢、塑料、瓷器、石英、陶瓷材质的器具。它可以去除有机及无机残留物、油脂、油类、蒸馏残渣、蛋白质、生物残留物…不含磷酸盐配方的RBS T 115特别适合在不希望有磷元素干扰的分析实验室中使用。它能降低水的硬度,阻止清洗槽中钙化物的沉淀。 使用说明及使用浓度 在每升水中加入20ml的RBS T 115进行...

Solution color Brownish yellow to brownish red Enzymatic Specific Activity 100,000 units/ml Aryl Sulfatase Activity 20,000 units/ml β-Glucuronidase Activity Unit Definition: One unit will liberate 1.0 microgram of phenolphthalein from phenolphthalein glucuronide per hour at pH 3.8 at 37 deg C. (30 minute assay) Sulfatase Activity Unit Definition:Enzyme specific activ...

中文名称:三氟化硼-甲醇 中文别名:三氟化硼甲醇 CAS No:373-57-9 EINECS号：206-766-4 分子式:CH4BF3O 沸点:59℃ (4 mmHg) 闪光点:11℃ 折射率:n20/D 1.328 密度:1.203 外观无色至琥珀色溶液 用途:三氟化硼甲醇溶液是一种带有毒性的化工中间体，有文献报道其可用于制备2，3，4，4′-四羟基二苯甲酮或者检测地沟油。 安全说明:S23;S26;S36/37/39;S45 危险品运输编号：UN 2924

APPEARANCE (COLOR) WHITE APPEARANCE (FORM) POWDER OR CRYSTALS REDOX TITRATION 99% INSOLUBLE MATTER(10%, WATER) ≤0.005% HEAVY METAL (AS LEAD) ≤0.001% TOTAL NITROGEN ≤0.0005% METAL TRACE ANALYSIS (ICP) MANGANESE (ICP) ≤0.0001% IRON (ICP) ≤0.0002%

Guarantee analysis Assay (by GC) 99.9% Identification Passes test Colour(APHA) ≤10 APHA Water (KF) ≤0.05% Solvents of class 1 according to ICH ≤0.5mg/L Solvents of class 2 according to ICH ≤5mg/L Solvents of class 3 according to ICH ≤25mg/L Microfiltered product (0.2um) and bottled under nitrogen atmosphere

Guarantee analysis Assay (by GC) (as n-Hexane) 99.0% Assay (by GC) (as isomers) 99.0% Identification Passes test Colour (APHA) ≤10APHA Water (KF) ≤0.01% Acidity ≤0.0003meq/g Evaporation residue ≤0.0003% Sulphur compounds(as S) ≤0.005% Tiophene(C4H4S) Passes test n-octane ≤1mg/L Transmission ( at 195 nm ) 10% Transmission ( at 210 nm ) 63% Transmission ( at 220 nm ) ...

Guarantee analysis Assay (by GC) 99.9 % Identification Passes test Density at 20/4 0.791~0.792 Colour (APHA) ≤10 APHA Water (KF) ≤0.03% Acidity ≤0.0002meq/g Alkalinity ≤0.0002meq/g Evaporation residue ≤0.0005% Insoluble matter in H2O Passes test Gradient grade ( at 254 nm ) ≤2.0mAU Fluorescence(as quinine at 254 nm) ≤1.0ng/mL Transmission ( at 205 nm ) 10% Transmis...

中文名称:溴化钾 中文别名:灰钾 CAS No:7758-02-3 EINECS号：231-830-3 分子式:BrK 沸点:58.8 °C(lit.) 闪光点:1435°C 折射率:1.559 密度:3.119 g/mL at 25 °C(lit.) 外观无臭白色或无色结晶固体 安全说明:26-45-61-7/9-39-36 危险品运输编号：UN 1744 8/PG 1 Max. Absorbance(2g pressed disk， 0.5 cm layer thickness) CH- compounds; 2750-3100 cm-1 0.004 Other; 420-4000 cm-1 0.05 W...

Boiling range,℃ 30-60 Chroma APHA ≤ 10 Evaporation residue,% ≤ 0.001 Moisture (H2O),% ≤ 0.015 Acidity (measured as H+), (mmol/g) ≤ 0.000015 Benzene (C6H6),% ≤ 0.025 Sulfur compounds (calculated as SO4),% ≤ 0.015 Iron (Fe),% ≤ 0.0001 Lead (Fb),% ≤ 0.0001 Charcoal prone substances qualified 中文名称:石油醚 中文别名:石油精 CAS N...

中文名称:甲酸 中文别名:蟻酸 CAS No:64-18-6 EINECS号：200-579-1 分子式:CH2O2 沸点:101℃ 闪光点:69℃ 折射率:1.3701-1.3721 密度:1.22 外观无色液体带有一种辛辣气味 用途:用于制备甲酸盐、甲酸酯类、甲酰胺等，还在医药、印染、染料、皮革等工业都具有一定用途;用作化学试剂;用作还原剂、缓冲剂，也用于农药制备;作为青饲料添加剂。;香味增强剂。主要用于配制菠萝、朗姆酒和熏烟等型香精。兼有消毒防腐作用。;纸浆...