855881-88-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855881-88-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,8,8 and 1 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 855881-88:
(8*8)+(7*5)+(6*5)+(5*8)+(4*8)+(3*1)+(2*8)+(1*8)=228
228 % 10 = 8
So 855881-88-8 is a valid CAS Registry Number.