1022901-05-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1022901-05-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,2,9,0 and 1 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1022901-05:
(9*1)+(8*0)+(7*2)+(6*2)+(5*9)+(4*0)+(3*1)+(2*0)+(1*5)=88
88 % 10 = 8
So 1022901-05-8 is a valid CAS Registry Number.