免费 日韩 AV 在线,日本A级免费看片,欧美国产在线视频,国内精品久久久久久影院精品观看,精品国偷自产在线,日韩精品中文在线一区二区

NAME: 3-bromobenzaldehyde

CAS NO.: 3132-99-8

APPEARANCE: colorless, transparent liquid

CONTENT: ≥ 99%

BOILING POINT: 62~64 degree centigrade (0.2torr)

MELTING POINT: 18~21 degree centigrade

MOBILE BROMIDE: ≤ 0.001%

BENZALDEHYDE: ≤ 0.01%

BROMIDE: ≤ 0.05%

RANGE OF APPLICATION : intermediate, for making semicarbazone, 2,4- nitrobenzene hydrazones.etc.