1031936-97-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1031936-97-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,1,9,3 and 6 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1031936-97:
(9*1)+(8*0)+(7*3)+(6*1)+(5*9)+(4*3)+(3*6)+(2*9)+(1*7)=136
136 % 10 = 6
So 1031936-97-6 is a valid CAS Registry Number.