1007128-71-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1007128-71-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,7,1,2 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1007128-71:
(9*1)+(8*0)+(7*0)+(6*7)+(5*1)+(4*2)+(3*8)+(2*7)+(1*1)=103
103 % 10 = 3
So 1007128-71-3 is a valid CAS Registry Number.