217185-06-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 217185-06-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,7,1,8 and 5 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 217185-06:
(8*2)+(7*1)+(6*7)+(5*1)+(4*8)+(3*5)+(2*0)+(1*6)=123
123 % 10 = 3
So 217185-06-3 is a valid CAS Registry Number.