103309-82-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103309-82-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,3,0 and 9 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 103309-82:
(8*1)+(7*0)+(6*3)+(5*3)+(4*0)+(3*9)+(2*8)+(1*2)=86
86 % 10 = 6
So 103309-82-6 is a valid CAS Registry Number.