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1019770-99-0

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1019770-99-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1019770-99-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,9,7,7 and 0 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1019770-99:
(9*1)+(8*0)+(7*1)+(6*9)+(5*7)+(4*7)+(3*0)+(2*9)+(1*9)=160
160 % 10 = 0
So 1019770-99-0 is a valid CAS Registry Number.

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