191407-55-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 191407-55-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,1,4,0 and 7 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 191407-55:
(8*1)+(7*9)+(6*1)+(5*4)+(4*0)+(3*7)+(2*5)+(1*5)=133
133 % 10 = 3
So 191407-55-3 is a valid CAS Registry Number.