552887-85-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 552887-85-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,5,2,8,8 and 7 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 552887-85:
(8*5)+(7*5)+(6*2)+(5*8)+(4*8)+(3*7)+(2*8)+(1*5)=201
201 % 10 = 1
So 552887-85-1 is a valid CAS Registry Number.