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Qingdao Huaos Chemical Co., Ltd

Room309.No.3Xianyou Road,Shinan District,Qingdao,Shandong,China

查看电话号码

無料会員

Bromocresol green

China

-

160 ~ 230 / Kilogram ( Negotiable ) Get Latest Price

-

160 per Kilogram

50 Kilogram

25kgs cardboard drums

prompt shipment after order confirmation

2000 Kilogram per Month

T/T

-

今すぐお問い合わせください

製品仕様

MF : 698.02 Classification : Specific Reagents CAS No. : - Other Names : - EINECS No. : - Purity (%) : - Brand Name : -

タイトルまたは説明

Produce Name: Bromocresol green 

  

Formula:C21H14Br4O5s  Molecular Weight698.02

Biological Indicator

Standard : HG/T  *****2008

Packing: 25kgs cardboard drums 

Specifications:                       

PH Changes the colour range :

3.8yellow-green)~5.4blue

Greatest absorption wavelength: 

λ1PH3.8/nm 440445 

Greatest absorption wavelength: 

λ2PH5.4/nm 615618 

Mass absorption coefficient :

α1(λ1PH3.8dry),L/cm/ g 2428

Mass absorption coefficient:

α2(λ2PH4.5dry),L/cm/ g) 5358 

Solubility in ethanol :    

to pass test    

Loss on dry,%:3.0

Residue on ignition,%: 0.25 

Ethanol Dissolution Experiments : qualified 

 

 

お問い合わせ

連絡先担当者:Mr. Defang

会社:Qingdao Huaos Chemical Co., Ltd

住所:Room309.No.3Xianyou Road,Shinan District, Qingdao, Shandong, China,266000

To,

Mr. Defang < Qingdao Huaos Chemical Co., Ltd >
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