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118716-62-4

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  • Chromate(3-),bis[7-[2-(aminohydroxyphenyl)diazenyl]-3-[2-[5-(aminosulfonyl)-2-(hydroxy-kO)phenyl]diazenyl-kN1]-4-(hydroxy-kO)-2-naphthalenesulfonato(3-)]-, sodium (1:3)

    Cas No: 118716-62-4

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118716-62-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 118716-62-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,7,1 and 6 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 118716-62:
(8*1)+(7*1)+(6*8)+(5*7)+(4*1)+(3*6)+(2*6)+(1*2)=134
134 % 10 = 4
So 118716-62-4 is a valid CAS Registry Number.

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