193147-52-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 193147-52-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,3,1,4 and 7 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 193147-52:
(8*1)+(7*9)+(6*3)+(5*1)+(4*4)+(3*7)+(2*5)+(1*2)=143
143 % 10 = 3
So 193147-52-3 is a valid CAS Registry Number.