873975-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 873975-05-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,3,9,7 and 5 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 873975-05:
(8*8)+(7*7)+(6*3)+(5*9)+(4*7)+(3*5)+(2*0)+(1*5)=224
224 % 10 = 4
So 873975-05-4 is a valid CAS Registry Number.