About Disodium Hydrogen Phosphate LR

Disodium Hydrogen Phosphate LR Manufacturer & Supplier in India

HALOGENS is a Disodium Hydrogen Phosphate LR manufacturer and supplier in India, supplying Laboratory Reagent (LR) grade Disodium Hydrogen Phosphate for laboratory, analytical, pharmaceutical, educational, research and chemical applications.

Disodium Hydrogen Phosphate LR, also known as Disodium Phosphate LR, Sodium Phosphate Dibasic LR and Dibasic Sodium Phosphate LR, is an inorganic phosphate salt widely used for buffer preparation, pH control, laboratory testing, analytical procedures and research applications.

Disodium Hydrogen Phosphate LR Product Details

Property	Details
Product Name	Disodium Hydrogen Phosphate LR
Common Names	Disodium Phosphate LR, Sodium Phosphate Dibasic LR
Grade	Laboratory Reagent (LR)
Chemical Name	Disodium Hydrogen Phosphate
Anhydrous Formula	NaHPO
Hydration Forms	Anhydrous / Dihydrate / Heptahydrate
Appearance	White crystalline powder or crystals
Chemical Type	Inorganic Phosphate Salt
Function	Buffering Agent / Phosphate Source
Applications	Laboratory, Analytical, Pharmaceutical & Research
Manufacturer	HALOGENS
Country of Origin	India

Note: Disodium Hydrogen Phosphate is available in different hydration states. The CAS number and molecular weight depend on the specific hydration form, so these should be stated according to the exact product supplied.

Disodium Hydrogen Phosphate LR

Disodium Hydrogen Phosphate LR is Laboratory Reagent grade Disodium Hydrogen Phosphate used in laboratory preparations, analytical procedures, buffer preparation, pH control and research applications.

It is commonly known as Sodium Phosphate Dibasic and is used as a source of phosphate ions in aqueous laboratory systems.

Disodium Hydrogen Phosphate can be combined with other phosphate salts to prepare phosphate buffer solutions for laboratory and research applications.

Disodium Hydrogen Phosphate LR Manufacturer in India

HALOGENS is a Disodium Hydrogen Phosphate LR manufacturer in India, supplying Laboratory Reagent grade Disodium Hydrogen Phosphate for laboratories, pharmaceutical companies, educational institutions, research organizations and chemical industries.

Major application areas include:

• Analytical laboratories
• Pharmaceutical laboratories
• Quality-control laboratories
• Chemical laboratories
• Research laboratories
• Educational laboratories
• Buffer preparation
• pH control
• Pharmaceutical research
• Chemical research

Disodium Hydrogen Phosphate LR Supplier in India

HALOGENS is a Disodium Hydrogen Phosphate LR supplier in India, supplying LR-grade Disodium Hydrogen Phosphate for laboratory and research applications.

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Disodium Hydrogen Phosphate LR Laboratory Applications

Buffer Preparation

Disodium Hydrogen Phosphate LR is widely used as a component of phosphate buffer systems in laboratory and research applications.

pH Control

It can be used in laboratory preparations where controlled pH conditions are required.

Analytical Chemistry

Disodium Hydrogen Phosphate LR can be used in applicable analytical and chemical laboratory procedures.

Pharmaceutical Laboratories

The product can be used in pharmaceutical laboratories for laboratory preparations, analytical testing, research and quality-control procedures where LR grade is appropriate.

Research & Development

Disodium Hydrogen Phosphate LR is used in chemical, pharmaceutical and scientific research applications.

Educational Laboratories

LR-grade Disodium Hydrogen Phosphate can be used in teaching laboratories and practical chemistry applications.

Disodium Hydrogen Phosphate LR Chemical Information

Property	Details
Chemical Name	Disodium Hydrogen Phosphate
Common Name	Sodium Phosphate Dibasic
Anhydrous Formula	NaHPO
Chemical Type	Sodium Phosphate
Grade	Laboratory Reagent
Physical Form	White crystalline solid
Function	Buffer / Phosphate Source
Hydration Forms	Anhydrous / Dihydrate / Heptahydrate

The exact CAS number and molecular weight should be specified according to the hydration state of the supplied Disodium Hydrogen Phosphate LR.

Disodium Hydrogen Phosphate LR Quality & Specification

Important quality parameters for Disodium Hydrogen Phosphate LR can include:

• Identification
• Assay
• Appearance
• Solubility
• pH
• Phosphate content
• Sodium content
• Water content
• Loss on drying
• Heavy metals, where applicable
• Applicable impurities
• Grade-specific requirements

The exact specification depends on the hydration form and applicable LR specification.

Disodium Hydrogen Phosphate LR for Pharmaceutical Laboratories

Disodium Hydrogen Phosphate LR is used in pharmaceutical laboratories for applications such as:

• Laboratory solution preparation
• Buffer preparation
• pH adjustment
• Pharmaceutical analysis
• Research and development
• Quality-control testing
• Formulation research
• Analytical procedures

Where a pharmacopoeial specification is required for pharmaceutical manufacturing, the appropriate IP, BP or USP grade should be selected instead of relying solely on the LR designation.

Disodium Hydrogen Phosphate Grades

HALOGENS can supply Disodium Hydrogen Phosphate in applicable grades including:

• Disodium Hydrogen Phosphate LR
• Disodium Hydrogen Phosphate AR
• Disodium Hydrogen Phosphate IP
• Disodium Hydrogen Phosphate BP
• Disodium Hydrogen Phosphate USP
• Disodium Hydrogen Phosphate ACS

Each grade has its own applicable specification and intended use.

Disodium Hydrogen Phosphate LR Packaging

Disodium Hydrogen Phosphate LR can be supplied in packaging suitable for:

• Laboratory requirements
• Pharmaceutical laboratories
• Analytical laboratories
• Research institutions
• Educational institutions
• Quality-control laboratories
• Chemical industries
• Bulk requirements

Packaging can vary according to quantity, hydration form and application.

Frequently Asked Questions Disodium Hydrogen Phosphate LR

What is Disodium Hydrogen Phosphate LR?

Disodium Hydrogen Phosphate LR is Laboratory Reagent grade Disodium Hydrogen Phosphate, commonly known as Sodium Phosphate Dibasic. It is used for laboratory, analytical, buffer and research applications.

What does LR mean in Disodium Hydrogen Phosphate LR?

LR means Laboratory Reagent and identifies material intended for applicable laboratory and general analytical applications.

What is the chemical formula of Disodium Hydrogen Phosphate?

The formula of anhydrous Disodium Hydrogen Phosphate is NaHPO. Hydrated forms contain additional water of crystallization.

What is Disodium Hydrogen Phosphate LR used for?

It is used for buffer preparation, pH control, analytical chemistry, laboratory testing, pharmaceutical laboratory applications and research.

Is Disodium Hydrogen Phosphate LR used for buffer preparation?

Yes. Disodium Hydrogen Phosphate LR is commonly used as a component of phosphate buffer systems.

Is Disodium Hydrogen Phosphate LR available in different hydration forms?

Yes. Disodium Hydrogen Phosphate can be supplied in anhydrous, dihydrate and heptahydrate forms, depending on the product specification.

Does the CAS number change with the hydration form?

Yes. Different hydration states can have different CAS numbers and molecular weights. The exact CAS number should therefore be identified according to the supplied form.

What is the difference between Disodium Hydrogen Phosphate LR and AR?

LR means Laboratory Reagent, while AR means Analytical Reagent. Their specifications and intended analytical applications can differ, so the appropriate grade should be selected according to the required laboratory method.

What is the difference between Disodium Hydrogen Phosphate LR and USP?

LR is a laboratory reagent grade, whereas USP is a pharmacopoeial grade intended for applications requiring the applicable United States Pharmacopeia specification.

What is the difference between Disodium Hydrogen Phosphate LR and IP?

LR is intended for applicable laboratory applications, while IP is a pharmacopoeial grade conforming to the applicable Indian Pharmacopoeia requirements.

Who is a Disodium Hydrogen Phosphate LR manufacturer in India?

HALOGENS is a Disodium Hydrogen Phosphate LR manufacturer in India, supplying Laboratory Reagent grade material for laboratory, analytical, pharmaceutical and research applications.

Who is a Disodium Hydrogen Phosphate LR supplier in India?

HALOGENS is a Disodium Hydrogen Phosphate LR supplier in India, supplying LR-grade Disodium Hydrogen Phosphate to laboratories, pharmaceutical companies, research institutions and chemical industries.

Versatile Laboratory and Industrial Applications

Disodium Hydrogen Phosphate LR is recognized for its adaptability and broad utility. Whether it is used as a buffering agent in chemical analyses or in the formulation of water softeners, its alkaline properties and water solubility make it invaluable in scientific and industrial processes. Its non-hazardous nature ensures safe handling in diverse environments.


High Quality and Reliable Purity

Manufactured to laboratory reagent grade (LR), this compound delivers a guaranteed purity of 98%. Its stable, crystalline form, and consistent physical characteristics support reliable results across analytical, food-processing, and water-treatment applications. Rigorous quality control ensures every batch meets stringent industry standards.


Safe Storage and Handling Practices

Packaged securely in 25 kg quantities, Disodium Hydrogen Phosphate LR is safe to store and handle. It maintains stability for up to five years under proper storage conditions: a cool, dry, and well-ventilated area, away from excessive heat. Always use personal protective equipment when handling to maintain laboratory safety protocols.