70548-25-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70548-25-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,5,4 and 8 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 70548-25:
(7*7)+(6*0)+(5*5)+(4*4)+(3*8)+(2*2)+(1*5)=123
123 % 10 = 3
So 70548-25-3 is a valid CAS Registry Number.