902837-46-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 902837-46-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,2,8,3 and 7 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 902837-46:
(8*9)+(7*0)+(6*2)+(5*8)+(4*3)+(3*7)+(2*4)+(1*6)=171
171 % 10 = 1
So 902837-46-1 is a valid CAS Registry Number.