912840-17-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 912840-17-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,2,8,4 and 0 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 912840-17:
(8*9)+(7*1)+(6*2)+(5*8)+(4*4)+(3*0)+(2*1)+(1*7)=156
156 % 10 = 6
So 912840-17-6 is a valid CAS Registry Number.