53820-70-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53820-70-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,8,2 and 0 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 53820-70:
(7*5)+(6*3)+(5*8)+(4*2)+(3*0)+(2*7)+(1*0)=115
115 % 10 = 5
So 53820-70-5 is a valid CAS Registry Number.