3312-25-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3312-25-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,3,1 and 2 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 3312-25:
(6*3)+(5*3)+(4*1)+(3*2)+(2*2)+(1*5)=52
52 % 10 = 2
So 3312-25-2 is a valid CAS Registry Number.