1025604-33-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1025604-33-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,5,6,0 and 4 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1025604-33:
(9*1)+(8*0)+(7*2)+(6*5)+(5*6)+(4*0)+(3*4)+(2*3)+(1*3)=104
104 % 10 = 4
So 1025604-33-4 is a valid CAS Registry Number.