38809-73-3 Usage
Brand name
Permaflex Naturals (CooperVision).
Check Digit Verification of cas no
The CAS Registry Mumber 38809-73-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,8,0 and 9 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 38809-73:
(7*3)+(6*8)+(5*8)+(4*0)+(3*9)+(2*7)+(1*3)=153
153 % 10 = 3
So 38809-73-3 is a valid CAS Registry Number.