31570-55-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 31570-55-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,5,7 and 0 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 31570-55:
(7*3)+(6*1)+(5*5)+(4*7)+(3*0)+(2*5)+(1*5)=95
95 % 10 = 5
So 31570-55-5 is a valid CAS Registry Number.