122203-85-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122203-85-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,2,0 and 3 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 122203-85:
(8*1)+(7*2)+(6*2)+(5*2)+(4*0)+(3*3)+(2*8)+(1*5)=74
74 % 10 = 4
So 122203-85-4 is a valid CAS Registry Number.