349131-93-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 349131-93-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,9,1,3 and 1 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 349131-93:
(8*3)+(7*4)+(6*9)+(5*1)+(4*3)+(3*1)+(2*9)+(1*3)=147
147 % 10 = 7
So 349131-93-7 is a valid CAS Registry Number.