137319-48-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137319-48-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,3,1 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 137319-48:
(8*1)+(7*3)+(6*7)+(5*3)+(4*1)+(3*9)+(2*4)+(1*8)=133
133 % 10 = 3
So 137319-48-3 is a valid CAS Registry Number.