68770-55-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68770-55-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,7,7 and 0 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 68770-55:
(7*6)+(6*8)+(5*7)+(4*7)+(3*0)+(2*5)+(1*5)=168
168 % 10 = 8
So 68770-55-8 is a valid CAS Registry Number.