Product code RXSOL-60-6279-500Category Lab Chemical

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Overview

Sodium Hydroxide is a strong base laboratory reagent.

Product description

Sodium Hydroxide is a strong base laboratory reagent. We are keeping ready stock of LR Grade of Sodium Hydroxide to use as Laboratory reagent.

Applications

Sodium Hydroxide solutions tend to absorb Carbon Dioxide and other acidic gases from the air and care should be exercised to minimize this occurrence.

Dosage

Applications: Pharmaceutical Aid (Alkalizer), Food Additive, Laboratory regent, Etching and Electroplating, peeling of fruits and vegetables in food Industries, Organic fusion’s vegetable oil refining reclaiming Rubber, Resins, Chemical Manufacturing of various salts and to maintain pH. NaOH solution is used to neutralize acid and also for making sodium salt, and for petroleum refining to remove sulfuric acid and other organic acids.

Also known as

Sodium Hydroxide

Notes

Sodium Hydroxide is a strong base in terms of chemical ionization and solutions of it can be assayed using a strong acid, such as Hydrochloric Acid or Sulfuric Acid, or by using an acidimetric standard such as Potassium Hydrogen Phthalate (KHP).

Typical neutralization reactions are:

NaOH + HCl → NaCl + H2O

NaOH + KHPhthalate → NaKPhthalate + H2O

The endpoint can be determined potentiometrically or by using one of a number of pH indicators with a color change anywhere in the pH 3 - 10.5 range.

The selection of the indicator used depends on the initial concentration of the Sodium Hydroxide and the strength of the acid used. This is due to the fact that the Normalities of the acid and the base affect the shape of the neutralization curve that results during the titration. When both acid and base are 1 Normal in concentration, indicators with effective ranges between pH 3 and 10.5 can be used. Suitable indicators include Methyl Orange, Bromocresol Green, Methyl Red, Methyl Purple, Bromothymol Blue, Phenol Red, Phenolphthalein and Thymolphthalein. When both the acid and base are 0.1 Normal, the ideal pH range is reduced to 4.5 to 9.5. Thus, Methyl Orange and Thymolphthalein are not as suitable as the others. With 0.01 Normal solutions, the ideal pH range is further limited to 5.5 - 8.5. 

Remarks

Sodium Hydroxide is Extremely corrosive product. Potential symptoms of over-exposure are irritation of eyes, skin and mucous membranes, pneumonitis, eye and skin burns, temporary lose of hair etc.

Where we supply

Oman. Stocked at our warehouse in Barka, South Al Batinah, and supplied to Muscat, Ruwi, Mutrah, Seeb, Rusayl, Barka, Sohar, Shinas, Saham, Buraimi, Nizwa, Ibri, Sur, Salalah, Duqm, Khasab and every other governorate.

Ports and free zones. Port Sultan Qaboos (Mutrah), Mina Al Fahal, Sohar Port and Freezone, Port of Salalah and Salalah Free Zone, Port of Duqm and the Duqm Special Economic Zone, Port of Sur, Khasab Port and Al Mazunah Free Zone.

Industrial areas. Rusayl, Sohar, Barka (Sanaya), Raysut (Salalah), Nizwa, Sur, Buraimi and Duqm industrial estates, Knowledge Oasis Muscat, and oil and gas sites across Oman.

Beyond Oman. We have branches in the UAE (including Fujairah) and in India (Kandla, Kolkata, Visakhapatnam, Chennai and Mumbai), and we also supply to South Africa.