4870-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4870-19-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,8,7 and 0 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 4870-19:
(6*4)+(5*8)+(4*7)+(3*0)+(2*1)+(1*9)=103
103 % 10 = 3
So 4870-19-3 is a valid CAS Registry Number.