128625-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128625-18-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,6,2 and 5 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 128625-18:
(8*1)+(7*2)+(6*8)+(5*6)+(4*2)+(3*5)+(2*1)+(1*8)=133
133 % 10 = 3
So 128625-18-3 is a valid CAS Registry Number.