26842-13-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26842-13-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,8,4 and 2 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 26842-13:
(7*2)+(6*6)+(5*8)+(4*4)+(3*2)+(2*1)+(1*3)=117
117 % 10 = 7
So 26842-13-7 is a valid CAS Registry Number.