70230-73-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70230-73-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,2,3 and 0 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 70230-73:
(7*7)+(6*0)+(5*2)+(4*3)+(3*0)+(2*7)+(1*3)=88
88 % 10 = 8
So 70230-73-8 is a valid CAS Registry Number.