93342-85-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93342-85-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,3,4 and 2 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 93342-85:
(7*9)+(6*3)+(5*3)+(4*4)+(3*2)+(2*8)+(1*5)=139
139 % 10 = 9
So 93342-85-9 is a valid CAS Registry Number.