303215-70-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 303215-70-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,3,2,1 and 5 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 303215-70:
(8*3)+(7*0)+(6*3)+(5*2)+(4*1)+(3*5)+(2*7)+(1*0)=85
85 % 10 = 5
So 303215-70-5 is a valid CAS Registry Number.