855694-73-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855694-73-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,6,9 and 4 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 855694-73:
(8*8)+(7*5)+(6*5)+(5*6)+(4*9)+(3*4)+(2*7)+(1*3)=224
224 % 10 = 4
So 855694-73-4 is a valid CAS Registry Number.