856179-16-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 856179-16-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,6,1,7 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 856179-16:
(8*8)+(7*5)+(6*6)+(5*1)+(4*7)+(3*9)+(2*1)+(1*6)=203
203 % 10 = 3
So 856179-16-3 is a valid CAS Registry Number.