188914-82-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 188914-82-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,8,9,1 and 4 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 188914-82:
(8*1)+(7*8)+(6*8)+(5*9)+(4*1)+(3*4)+(2*8)+(1*2)=191
191 % 10 = 1
So 188914-82-1 is a valid CAS Registry Number.