855710-85-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855710-85-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,7,1 and 0 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 855710-85:
(8*8)+(7*5)+(6*5)+(5*7)+(4*1)+(3*0)+(2*8)+(1*5)=189
189 % 10 = 9
So 855710-85-9 is a valid CAS Registry Number.