109338-29-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109338-29-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,3,3 and 8 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 109338-29:
(8*1)+(7*0)+(6*9)+(5*3)+(4*3)+(3*8)+(2*2)+(1*9)=126
126 % 10 = 6
So 109338-29-6 is a valid CAS Registry Number.