16901-30-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16901-30-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,9,0 and 1 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 16901-30:
(7*1)+(6*6)+(5*9)+(4*0)+(3*1)+(2*3)+(1*0)=97
97 % 10 = 7
So 16901-30-7 is a valid CAS Registry Number.