331625-77-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 331625-77-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,1,6,2 and 5 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 331625-77:
(8*3)+(7*3)+(6*1)+(5*6)+(4*2)+(3*5)+(2*7)+(1*7)=125
125 % 10 = 5
So 331625-77-5 is a valid CAS Registry Number.