9-(6-aminopyridin-3-yl)-1-[4-fluoro-3-(trifluoromethyl)phenyl]benzo[h][1,6]naphthyridin-2-one

QL-IX-55

兰胶指示剂 变色硅胶

Allochroic silicagel

2～5mm

单分散荧光微球

Monodisperse fluorescent microspheres

绿色光,λex:488 nm,λem:5...

四（二甲氨基）钒（IV）

Tetrakis(dimethylamino)vanadium(IV)

98%

4 Arm PEG Maleimide

4 Arm PEG Maleimide

MW 5000 Da

容量法单组份含吡啶卡尔费休滴定剂

one-component reagent for volumetric Karl Fischer titration(pyridine-containing titrating agent)

3-5mg水/ml，测水量较高样品

3-硝基苯甲酸4-甲酰基苯酯

3-Nitro-benzoic acid 4-formyl-phenyl ester

3-氨基-5-氯-4-羟基苯三氟

3-Amino-5-chloro-4-hydroxybenzotrifluoride

3-呋喃基-1-(2-萘基)-2-丙烯-1-酮

3-FURYL-1-(2-NAPHTHYL)-2-PROPEN-1-ONE

(2-甲酰基-6-甲氧基-苯基)-氨基甲酸叔丁酯

(2-Formyl-6-methoxy-phenyl)-carbamic acid tert-butyl ester

4-噻唑-1-基苯甲酸

4-Tetrazol-1-yl-benzoic acid

1-(4-氟苯基)-2-羰基-3-吡咯烷羧酸

1-(4-FLUOROPHENYL)-2-OXO-3-PYRROLIDINECARBOXYLIC ACID

(6-氟-1H-吲唑-5-基)甲醇

(6-fluoro-1H-indazol-5-yl)methanol

98%

纳米铜锌合金粉

Cu/Zn Alloy Powder

99.9% metal basis,70...

N-乙酰基-3-乙酰氧基-5-苯基吡咯

N-Acetyl-3-acetoxy-5-phenylpyrrole

硫酸铁（Ⅲ）铵分析滴定液

Ammonium iron(Ⅲ) sulfate Analytical Titrant

Analysis of titratio...

pH缓冲液-25℃(pH 9.85 ± 0.01)

Buffer, Reference Standard, pH 9.85 ± 0.01 at 25°C

pH 9.85 ± 0.01(25℃)

pH缓冲液-25℃(pH 0.50 ± 0.01)

Buffer, Reference Standard, pH 0.50 ± 0.01 at 25°C

pH 0.50 ± 0.01(25℃)

pH缓冲液-25℃(pH 1.68 ± 0.01)

Buffer, Reference Standard, pH 1.68 ± 0.01 at 25°C

pH 1.68 ± 0.01(25℃)

乙酸盐缓冲液，用于铝测定

Acetate Buffer, for Aluminum Determination (Eriochrome Cyanine R Method)

Chromocyanine R meth...