957497-18-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 957497-18-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,7,4,9 and 7 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 957497-18:
(8*9)+(7*5)+(6*7)+(5*4)+(4*9)+(3*7)+(2*1)+(1*8)=236
236 % 10 = 6
So 957497-18-6 is a valid CAS Registry Number.