188570-76-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 188570-76-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,8,5,7 and 0 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 188570-76:
(8*1)+(7*8)+(6*8)+(5*5)+(4*7)+(3*0)+(2*7)+(1*6)=185
185 % 10 = 5
So 188570-76-5 is a valid CAS Registry Number.