Version and revision date :  6  11.05.2018.         Date published:  11.05.2018.        



S a f e t y     D a t a     S h e e t

According to Regulation (EU) 830/2015


1678  di-Sodium Hydrogen Phosphate 12-hydrate 


1.      Identification of the substance/mixture and of the company/undertaking


1.1  Product identifier


di-Sodium Hydrogen Phosphate 12-hydrate



Disodium Phosphate, Sodium Phosphate , secondary, Sodium Phosphate di-Basic


REACH Registration Number: 01-2119489797-11-0023


1.2  Relevant identified uses of the substance or mixture:



For laboratory utilisation, analysis, research and fine chemistry.


1.3  Identification of the company or firm:


C/Garraf 2

Polígono Pla de la Bruguera

E-08211 Castellar del Vallès

(Barcelona)  Spain

Tel. (+34) 937 489 400



1.4  Emergency telephone:

Single telephone number for emergency calls: 112 (EU)


2.    Identification of dangers

2.1  Classification of the substance or the mixture.







2.3  Other hazards:


No further relevant information available.



3.       Composition/information on ingredients

3.1  Substances



Name: di-Sodium Hydrogen Phosphate 12-hydrate

Formula: Na2HPO4.12H2O        M.=  358,14    CAS [10039-32-4]

EC number (EINECS): 231-448-7

REACH Registration Number: 01-2119489797-11-0023


3.2  Mixtures



4.       First aid measures


4.1  Description of first aid measures

Never provide drink or induce vomiting in the event of loss of consciousness.


4.2  Most important symptoms and effects, both acute and delayed


No further relevant information available.


4.3  Indication of any immediate medical attention and special treatment needed


Drink large amounts of water. Induce vomiting. In the event of sickness, seek medical assistance.



Take the person out into the fresh air. In the event sickness persists, seek medical assistance.


Contact with the skin:

Wash with plenty of water. Remove contaminated clothing.



Wash with plenty of water, keeping eyelids open.


5.      Firefighting measures


5.1  Extinguishing media:

As appropriate to the environment.


5.2  Special hazards arising from the substance or mixture:



5.3  Advice for firefighters:

Suitable clothing and footwear.


6.       Accidental release measures


6.1  Personal precautions, protective equipment and emergency procedures:

No special indications.


6.2  Environmental precautions:

Avoid pollution of the soil, water supplies and drains.


6.3  Methods and material for containment and cleaning up:

Collect up dry and deposit in waste containers for subsequent elimination in accordance with current legislation. Clean any remains with plenty of water.


6.4  Reference to other sections

Not applicable


7.       Handling and storage


7.1  Precautions for safe handling:

No special indications.


7.2  Conditions for safe storage, including any incompatibilities:

Well sealed containers. Dry atmosphere.

Recommended storage temperature: Room temperature.


7.3  Specific end use(s)

No more relevant data available


8.       Exposure controls/personal protection


8.1  Control parameters:

  Data not available. 


8.2  Exposure controls


No special indications.


Respiratory protection:

If dust forms, use suitable respiratory protection.


Hand protection:

Use suitable gloves


Eye/face protection:

Use safety glasses.


Individual hygiene measures:

Remove contaminated clothing. Wash hands before breaks and when the job is done.


Environmental exposure controls:

Fulfill the commitments under local environmental protection legislation.


9.      Physical and chemical properties


9.1  Information on basic physical and chemical properties

Appearance: solid

Colour: White

Granulometry: N/A

Odour: Odourless.

pH: ~9,0 - 9,4 ((5% solution))

Melting point/freezing point: 34 °C

Initial boiling point and boiling range:


Flash point:


Flammability (solid, gas):


Upper/lower flammability or explosive limits:


Vapour pressure: N/A

Vapour density: N/A

Relative density:   1,52 g/ml

Solubility: 218 g/l in water ( 20 °C  )

Partition coefficient: n-octanol/water:


Auto-ignition temperature:


Decomposition temperature:  N/A

Kinematic viscosity:  N/A

Dynamic viscosity:



9.2  Other information

No more relevant data available


10.  Stability and reactivity


10.1  Reactivity

No specific data.


10.2  Chemical stability:

No specific data. 


10.3  Possibility of hazardous reactions

No specific data.


10.4  Conditions to avoid: 

The product is chemically stable under standar ambient conditions (room temperature).  


10.5  Incompatible materials:

No specific data.


10.6  Hazardous decomposition products:

 No specific data.


11.  Toxicological information


11.1  Information on toxicological effects

Acute toxicity:

LD50 ipr mus  : 430 mg/kg  (referring to the anhydrous substance) 


Dangerous effects for health:

No dangerous characteristics are to be anticipated. Upon contact with the skin: irritations slight Through contact with the eyes: irritations slight Take the usual precautions for handling chemical products.


12.  Environmental information


12.1   Toxicity:

- EC50 test (mg/l): 

- Receptor medium: 

Risk for the water environment 

Risk for the land environment 

- Observations: 


12.2   Persistence and Degradability :

- Test:


- Biotic degradation classification:



- Abiotic degradation depending on pH:

- Observations:


12.3   Bioaccumulative potential:

- Test:

- Bioaccumulation:


- Observations:


12.4   Mobility in soil :

Data not available.


12.5  Assessment PBT and MPMB :

Data not available.


12.6   Other adverse effects:

If suitable handling conditions are maintained, no ecological problems are to be anticipated.

Due to the presence of phosphorus, eutrophy can be encouraged in waste disposal areas.



13. Disposal considerations


13.1   Waste treatment methods:

In the European Union, there are no homogeneous standards established for elimination of chemical waste, which is waste of a special nature, and treatment and elimination of same is subject to the domestic legislation in each country.

 In view of this, in each case, you should contact the competent authority or those companies legally authorized for elimination of waste.