188559-16-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 188559-16-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,8,5,5 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 188559-16:
(8*1)+(7*8)+(6*8)+(5*5)+(4*5)+(3*9)+(2*1)+(1*6)=192
192 % 10 = 2
So 188559-16-2 is a valid CAS Registry Number.