81035-57-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81035-57-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,0,3 and 5 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 81035-57:
(7*8)+(6*1)+(5*0)+(4*3)+(3*5)+(2*5)+(1*7)=106
106 % 10 = 6
So 81035-57-6 is a valid CAS Registry Number.