886203-20-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 886203-20-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,6,2,0 and 3 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 886203-20:
(8*8)+(7*8)+(6*6)+(5*2)+(4*0)+(3*3)+(2*2)+(1*0)=179
179 % 10 = 9
So 886203-20-9 is a valid CAS Registry Number.