859177-26-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 859177-26-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,1,7 and 7 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 859177-26:
(8*8)+(7*5)+(6*9)+(5*1)+(4*7)+(3*7)+(2*2)+(1*6)=217
217 % 10 = 7
So 859177-26-7 is a valid CAS Registry Number.