143137-93-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143137-93-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,1,3 and 7 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 143137-93:
(8*1)+(7*4)+(6*3)+(5*1)+(4*3)+(3*7)+(2*9)+(1*3)=113
113 % 10 = 3
So 143137-93-3 is a valid CAS Registry Number.