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191680-83-8

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  • China Largest factory Manufacturer Supply 4,4'-Sulfonylbisphenol polymer with 1,1'-oxybis[2-chloroethane]/D-90 CAS 191680-83-8

    Cas No: 191680-83-8

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191680-83-8 Usage

Uses

Bis(2-chloroethyl)ether-4,4''-dihydroxydiphenyl Sulfone Copolymer is used as a colour developer.

Check Digit Verification of cas no

The CAS Registry Mumber 191680-83-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,1,6,8 and 0 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 191680-83:
(8*1)+(7*9)+(6*1)+(5*6)+(4*8)+(3*0)+(2*8)+(1*3)=158
158 % 10 = 8
So 191680-83-8 is a valid CAS Registry Number.

191680-83-8Upstream product

191680-83-8Downstream Products

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