81133-21-3 Usage
General Description
AMBERLITE IRA-743 is an ion-exchange resin used for water treatment and purification. It is a strong base anion exchange resin designed to remove dissolved ions from water, including nitrates, sulfates, and other contaminants. It operates in a wide pH range and is highly resistant to fouling, making it suitable for a variety of industrial and municipal water treatment applications. AMBERLITE IRA-743 is known for its high capacity and efficiency in removing impurities from water, making it a popular choice for improving water quality in various settings.
Check Digit Verification of cas no
The CAS Registry Mumber 81133-21-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,1,3 and 3 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 81133-21:
(7*8)+(6*1)+(5*1)+(4*3)+(3*3)+(2*2)+(1*1)=93
93 % 10 = 3
So 81133-21-3 is a valid CAS Registry Number.