851963-40-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 851963-40-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,1,9,6 and 3 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 851963-40:
(8*8)+(7*5)+(6*1)+(5*9)+(4*6)+(3*3)+(2*4)+(1*0)=191
191 % 10 = 1
So 851963-40-1 is a valid CAS Registry Number.