136401-93-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 136401-93-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,4,0 and 1 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 136401-93:
(8*1)+(7*3)+(6*6)+(5*4)+(4*0)+(3*1)+(2*9)+(1*3)=109
109 % 10 = 9
So 136401-93-9 is a valid CAS Registry Number.