904600-42-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 904600-42-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,4,6,0 and 0 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 904600-42:
(8*9)+(7*0)+(6*4)+(5*6)+(4*0)+(3*0)+(2*4)+(1*2)=136
136 % 10 = 6
So 904600-42-6 is a valid CAS Registry Number.