6340-01-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6340-01-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,3,4 and 0 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 6340-01:
(6*6)+(5*3)+(4*4)+(3*0)+(2*0)+(1*1)=68
68 % 10 = 8
So 6340-01-8 is a valid CAS Registry Number.