670259-29-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 670259-29-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,0,2,5 and 9 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 670259-29:
(8*6)+(7*7)+(6*0)+(5*2)+(4*5)+(3*9)+(2*2)+(1*9)=167
167 % 10 = 7
So 670259-29-7 is a valid CAS Registry Number.