855405-70-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855405-70-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,4,0 and 5 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 855405-70:
(8*8)+(7*5)+(6*5)+(5*4)+(4*0)+(3*5)+(2*7)+(1*0)=178
178 % 10 = 8
So 855405-70-8 is a valid CAS Registry Number.