19862-23-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19862-23-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,8,6 and 2 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 19862-23:
(7*1)+(6*9)+(5*8)+(4*6)+(3*2)+(2*2)+(1*3)=138
138 % 10 = 8
So 19862-23-8 is a valid CAS Registry Number.