855915-99-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855915-99-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,9,1 and 5 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 855915-99:
(8*8)+(7*5)+(6*5)+(5*9)+(4*1)+(3*5)+(2*9)+(1*9)=220
220 % 10 = 0
So 855915-99-0 is a valid CAS Registry Number.