67715-29-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67715-29-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,7,1 and 5 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 67715-29:
(7*6)+(6*7)+(5*7)+(4*1)+(3*5)+(2*2)+(1*9)=151
151 % 10 = 1
So 67715-29-1 is a valid CAS Registry Number.