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溴百里酚藍(lán)鈉鹽 [34722-90-2]
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英文名：Bromothymol blue sodium salt
- 別名：溴百里香酚藍(lán)鈉鹽, 溴麝香草酚藍(lán)鈉鹽 溴百里香酚蘭鈉
- CAS號(hào)：34722-90-2 分子式：C27H27BR2NAO5S 分子量：646.36
P176605-5g 溴百里酚藍(lán)鈉鹽 [34722-90-2] ACS 5g 105.00
P176602-100g 溴百里酚藍(lán)鈉鹽 [34722-90-2] AR 100g 465.00 促銷價(jià):292.95
P176606-25g 溴百里酚藍(lán)鈉鹽 [34722-90-2] AR 25g 146.00 促銷價(jià):91.98
P176603-5g 溴百里酚藍(lán)鈉鹽 [34722-90-2] AR 5g 53.00 促銷價(jià):33.39
| 訂貨編號(hào) | 商品名稱 | 規(guī)格 | 包裝 | 單價(jià) | 促銷價(jià) | 會(huì)員價(jià) | 數(shù)量 |
| P176604-25g | 溴百里酚藍(lán)鈉鹽 [34722-90-2] | ACS | 25g | 433.00 | 433.00 | 登錄可見 |
P176604-25g 溴百里酚藍(lán)鈉鹽 [34722-90-2] ACS 25g 433.00
|
| P176605-5g | 溴百里酚藍(lán)鈉鹽 [34722-90-2] | ACS | 5g | 105.00 | 105.00 | 登錄可見 |
P176605-5g 溴百里酚藍(lán)鈉鹽 [34722-90-2] ACS 5g 105.00
|
| P176602-100g | 溴百里酚藍(lán)鈉鹽 [34722-90-2] | AR | 100g | 465.00 |
292.95
|
登錄可見 |
P176602-100g 溴百里酚藍(lán)鈉鹽 [34722-90-2] AR 100g 465.00 促銷價(jià):292.95
|
| P176606-25g | 溴百里酚藍(lán)鈉鹽 [34722-90-2] | AR | 25g | 146.00 |
91.98
|
登錄可見 |
P176606-25g 溴百里酚藍(lán)鈉鹽 [34722-90-2] AR 25g 146.00 促銷價(jià):91.98
|
| P176603-5g | 溴百里酚藍(lán)鈉鹽 [34722-90-2] | AR | 5g | 53.00 |
33.39
|
登錄可見 |
P176603-5g 溴百里酚藍(lán)鈉鹽 [34722-90-2] AR 5g 53.00 促銷價(jià):33.39
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化學(xué)性質(zhì)
質(zhì)量標(biāo)準(zhǔn)
品級(jí)Grade 分析純
(AR)
外觀Appearance orange-brown to dark green powder
紅外光譜Infrared spectrometry Conforms to Structure
水溶解試驗(yàn)Solubility (0.1% in water) clear
pH變色域Transition interval(pH) from pH 6.0 (yellow) to pH 7.6 (blue)
干燥損失Drying loss ≤7.0 %
品級(jí)Grade ACS級(jí)
(ACS reagent)
外觀Appearance orange-brown to dark green powder
紅外光譜Infrared spectrum Conforms to Structure
Wavelength 614 - 618 nm
c = 0.005 g/l; 0.1 N NAOH
消光系數(shù)Extinction Coefficient ≥35000
Wavelength 392 - 396 nm
消光系數(shù)Extinction Coefficient ≥8000
Wavelength 305 - 309 nm
Extinction Coefficient ≥13000
變色域Vis. transition interval from pH 6.0 (yellow) to pH 6.7(Green)to pH 7.6 (blue)
溶液澄清度Clarity of solution Clear to Very Slightly Hazy Orange to Black
