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苯酚红CAS143-74-8在股票

CAS:143-74-8
分子式:C19H14O5S
分子量:354.38
外观:红色的粉末
EINECS:205-609-7
同义词:NR3C3;核受3C3;PRGR;酚红(phenolsulfonphthalein)Reag. Ph欧元。;苯酚红色,纯的;3,3-bis(p-羟苯基)-3H-2,1-benzoxathiol-1,1-二氧化;酚re;3,3-双(4-羟苯基)-3H苯并[c][1,2]oxathiole1,1-二氧化;酚的红色液0.5%;Phenolsulfonphthalein指标的解决方案;Phenolsulfonphthalein指标液体(微生物限制的检查);酚红、AR;2,4,6-Trimethylheptan-4-酚;酚红色的酸;酚红色的指标,REAG. ACS;酚红0.5%的溶液在基*P HOSPHATE卜

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什么是红色的苯酚

苯酚红色,也称为酚红色的,是一个黑暗红色的粉末结晶的分子量354.38和CAS数143-74-8. 可溶于水、酗酒、丙酮,几乎不溶于醚,氯仿。 它是深红色的时溶解于氢氧化碱或Chemicalbook碳酸盐碱溶液,在空气中的稳定,并可作为识别媒体在微生物培养;酸碱指示;血液的二氧化碳完整的测量;制糖铁尿素中的细菌血清测试媒体指标,等等。

规格

TEM S标准 结果,
PH过渡时间间隔 1.2(橙)––为-3.0(黄色)

6.5(Brown)–-8.0(紫色的)

1.2(橙)––为-3.0(黄色)

6.5(Brown)–-8.0(紫色的)

最大吸收波长(nm)

λ1(PH1。2)

 λ2(PH值3.0)

 λ3(PH值6.5)

 λ4(PH值8.0)

 

 

503—506

430—435

430—435

557—560

 

 

503

431

432

557

质量吸收因素

 (L/厘米·g)

α1(λ1,PH1。2、干样本)

α2(λ2,PH值3.0,干样本)

α3(λ3,PH值6.5,干样本)

α4(λ4、PH值8.0,干样本)

 

110–123

60—68

62—72

115-130

 

112

63

65

115

5碱溶解试验 符合 符合
干燥损失 ≦1.0 0.8
Burburn残留物

 (在硫酸)

≦0.2 0.2

应用

它被用作原料用于生产酚醛树脂卡普隆和己二酸的,而是也用于塑料和制药行业。 酸碱指示;全血液的二氧化碳确定;指标的制糖铁尿素介于细菌血清测试等。

包装

25公斤/桶或根据客户要求并使其远离光热敏电阻低于25的程度。

Phenol Red CAS 143-74-8 in Stock

 

相关的关键词

苯酚REDRESEARCH级;A-羟-A-之二(P-羟苯基)-O-磺酸G-磺内酯;3,3-BIS(P-羟苯基)-2,1-3H并氧硫;SULFONAPHTHAL;TIMTEC-BB SBB006473;PR;PHENOSULFOHEPHTHALEIN指示;PHENOLSULFONPHTHALEIN;PHENOLSULFONEPHTHALEIN

苯酚红CAS143-74-8在股票
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