211320-90-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 211320-90-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,1,3,2 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 211320-90:
(8*2)+(7*1)+(6*1)+(5*3)+(4*2)+(3*0)+(2*9)+(1*0)=70
70 % 10 = 0
So 211320-90-0 is a valid CAS Registry Number.