19885-18-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19885-18-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,8,8 and 5 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 19885-18:
(7*1)+(6*9)+(5*8)+(4*8)+(3*5)+(2*1)+(1*8)=158
158 % 10 = 8
So 19885-18-8 is a valid CAS Registry Number.