1806-95-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1806-95-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,0 and 6 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1806-95:
(6*1)+(5*8)+(4*0)+(3*6)+(2*9)+(1*5)=87
87 % 10 = 7
So 1806-95-7 is a valid CAS Registry Number.