6978-07-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6978-07-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,9,7 and 8 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 6978-07:
(6*6)+(5*9)+(4*7)+(3*8)+(2*0)+(1*7)=140
140 % 10 = 0
So 6978-07-0 is a valid CAS Registry Number.