70065-85-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70065-85-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,0,6 and 5 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 70065-85:
(7*7)+(6*0)+(5*0)+(4*6)+(3*5)+(2*8)+(1*5)=109
109 % 10 = 9
So 70065-85-9 is a valid CAS Registry Number.