856978-60-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 856978-60-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,6,9,7 and 8 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 856978-60:
(8*8)+(7*5)+(6*6)+(5*9)+(4*7)+(3*8)+(2*6)+(1*0)=244
244 % 10 = 4
So 856978-60-4 is a valid CAS Registry Number.