122215-70-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122215-70-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,2,1 and 5 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 122215-70:
(8*1)+(7*2)+(6*2)+(5*2)+(4*1)+(3*5)+(2*7)+(1*0)=77
77 % 10 = 7
So 122215-70-7 is a valid CAS Registry Number.