859446-70-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 859446-70-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,4,4 and 6 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 859446-70:
(8*8)+(7*5)+(6*9)+(5*4)+(4*4)+(3*6)+(2*7)+(1*0)=221
221 % 10 = 1
So 859446-70-1 is a valid CAS Registry Number.