水质硝酸盐标样

Nitrate Standard for Water

0.421-3.32mg/L in wa...

(2E)-N-(4-溴苯基)-3-乙氧基-2-丙烯酰胺, 99.9%

(2E)-N-(4-Bromophenyl)-3-ethoxy-2-propenamide

白桦酸甲酯

BETULINIC ACID METHYL ESTER

≥98%

(4-炔基苯基)甲胺盐酸盐, 98%

(4-Ethynylphenyl)methanamine hydrochloride

(9aS)-八氢吡嗪并[2,1-c][1,4]恶嗪, 99%

(9aS)-Octahydropyrazino[2,1-c][1,4]oxazine

(R)-2-((叔丁氧羰基)氨基)-2-(4-异丙氧基苯基)乙酸, 98%

(R)-2-((tert-Butoxycarbonyl)amino)-2-(4-isopropoxyphenyl)acetic acid

6-羧基罗丹明110琥珀酰亚胺酯, 单一化合物,

6-Carboxyrhodamine 110, succinimidyl ester, single isomer

(R)-3-异丙基吗啉盐酸盐, 98%

(R)-3-Isopropylmorpholine hydrochloride

(±)-降烟碱, 99%

(±)-Nornicotine

(S)-3-((((9H-芴-9-基)甲氧基)羰基)氨基)-2-苄基丙酸, 99%

(S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-benzylpropanoic acid

(S)-六氢哒嗪-3-羧酸, 98%

(S)-Hexahydropyridazine-3-carboxylic acid

((1S,3R)-3-氨基环己基)氨基甲酸苄酯, 98%

Benzyl ((1S,3R)-3-aminocyclohexyl)carbamate

1-(3-氯-5-甲基吡啶-4-基)乙酮, 99%

1-(3-Chloro-5-methylpyridin-4-yl)ethan-1-one

2',5'-bis(hexyloxy)-[1,1':4',1''-terphenyl]-4,4''-dicarbaldehyde, 99%

2',5'-bis(hexyloxy)-[1,1':4',1''-terphenyl]-4,4''-dicarbaldehyde

1-(吡咯烷-3-基)-1H-吡唑二盐酸盐, 98%

1-(Pyrrolidin-3-yl)-1H-pyrazole dihydrochloride

亲水性气相纳米二氧化硅Hydr, 99.8%,比表面积（BET）：300m2/g；粒径：7-40nm

Silicon dioxide

3-苄氧基环丁烷羧酸

3-benzyloxy-cyclobutanecarboxylic acid

1-甲基-2-氧代-1,2-二氢喹啉-6-羧酸, 98%

1-Methyl-2-oxo-1,2-dihydroquinoline-6-carboxylic acid

3-马来酰亚胺基-2,2,5,5-四甲基吡咯烷

3-Maleimido-PROXYL

1H-吡唑并[3,4-b]吡啶-5-甲醛, 98%

1H-Pyrazolo[3,4-b]pyridine-5-carbaldehyde