315670-68-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 315670-68-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,5,6,7 and 0 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 315670-68:
(8*3)+(7*1)+(6*5)+(5*6)+(4*7)+(3*0)+(2*6)+(1*8)=139
139 % 10 = 9
So 315670-68-9 is a valid CAS Registry Number.