138415-26-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138415-26-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,4,1 and 5 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 138415-26:
(8*1)+(7*3)+(6*8)+(5*4)+(4*1)+(3*5)+(2*2)+(1*6)=126
126 % 10 = 6
So 138415-26-6 is a valid CAS Registry Number.