138009-58-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138009-58-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,0,0 and 9 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 138009-58:
(8*1)+(7*3)+(6*8)+(5*0)+(4*0)+(3*9)+(2*5)+(1*8)=122
122 % 10 = 2
So 138009-58-2 is a valid CAS Registry Number.