32780-90-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 32780-90-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,2,7,8 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 32780-90:
(7*3)+(6*2)+(5*7)+(4*8)+(3*0)+(2*9)+(1*0)=118
118 % 10 = 8
So 32780-90-8 is a valid CAS Registry Number.