1030312-52-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1030312-52-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,0,3,1 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1030312-52:
(9*1)+(8*0)+(7*3)+(6*0)+(5*3)+(4*1)+(3*2)+(2*5)+(1*2)=67
67 % 10 = 7
So 1030312-52-7 is a valid CAS Registry Number.