1030357-67-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1030357-67-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,0,3,5 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1030357-67:
(9*1)+(8*0)+(7*3)+(6*0)+(5*3)+(4*5)+(3*7)+(2*6)+(1*7)=105
105 % 10 = 5
So 1030357-67-5 is a valid CAS Registry Number.