6812-25-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6812-25-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,8,1 and 2 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 6812-25:
(6*6)+(5*8)+(4*1)+(3*2)+(2*2)+(1*5)=95
95 % 10 = 5
So 6812-25-5 is a valid CAS Registry Number.