103882-89-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103882-89-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,8,8 and 2 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 103882-89:
(8*1)+(7*0)+(6*3)+(5*8)+(4*8)+(3*2)+(2*8)+(1*9)=129
129 % 10 = 9
So 103882-89-9 is a valid CAS Registry Number.