855653-05-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855653-05-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,6,5 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 855653-05:
(8*8)+(7*5)+(6*5)+(5*6)+(4*5)+(3*3)+(2*0)+(1*5)=193
193 % 10 = 3
So 855653-05-3 is a valid CAS Registry Number.