All Photos(1)




Sodium borohydride

for analysis

Sign Into View Organizational & Contract Pricing

Sodium borohydride, Sodium tetrahydridoborate
Empirical Formula (Hill Notation):
CAS Number:
Molecular Weight:
MDL number:
EC Index Number:


for inorganic trace analysis

Quality Level

vapor pressure

<1 hPa ( 25 °C)

autoignition temp.

220 °C


160 mg/kg LD50, oral (Rat)
230 mg/kg LD50, skin (Rabbit)

expl. lim.

3.02 % (v/v)


11 (20 °C, 10 g/L in H2O)


500 °C (decomposition)


>360 °C (slow decomposition)

transition temp

flash point 69 °C


1.07 g/cm3 at 20 °C

bulk density

350‑500 kg/m3

storage temp.

no temp limit



InChI key



  • Sodium borohydride (NaBH4) as a high-capacity material for next-generation sodium-ion capacitors.: This study explores the use of sodium borohydride in sodium-ion capacitors, highlighting its large irreversible capacity and energy efficiency. The research is significant for chemists focusing on energy storage solutions and electrochemical applications (Open Chemistry, 2021).

  • Hydrogen generation from sodium borohydride by sulfonated polymers.: This article investigates hydrogen production using sodium borohydride catalyzed by sulfonated polymers. It presents a sustainable method for hydrogen generation, essential for chemists working on clean energy technologies and fuel cells (Journal of Physics and Chemistry of Solids, 2020).

  • PVP-Protected Pt-Ru Nanoparticles as Highly Efficient Catalysts for Hydrogen Generation from Hydrolysis of Sodium Borohydride.: The study examines the effectiveness of PVP-protected Pt-Ru nanoparticles in catalyzing the hydrolysis of sodium borohydride for hydrogen generation. This research is vital for chemists developing advanced catalysts for energy applications (General Chemistry, 2020).

  • Dehydrogenation of sodium borohydride using cobalt embedded zeolitic imidazolate frameworks.: This research highlights the use of cobalt-embedded zeolitic imidazolate frameworks for the dehydrogenation of sodium borohydride. The findings are significant for chemists focused on developing efficient hydrogen storage and release systems (Journal of Solid State Chemistry, 2021).

  • Multicolour room temperature phosphorescence of carbon nitride nanoparticles in sodium borohydride and borax matrix.: This study explores the phosphorescent properties of carbon nitride nanoparticles in a sodium borohydride and borax matrix. The research provides valuable insights for chemists working on advanced materials for optical and photonic applications (Materials Chemistry and Physics, 2024).

Analysis Note

Assay (oxidimetric): ≥ 96.0 %
Identity: passes test
Chloride (Cl): ≤ 0.5 %
Sulphate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.005 %
As (Arsenic): ≤ 0.001 %
Bi (Bismuth): ≤ 0.0005 %
Fe (Iron): ≤ 0.005 %
Hg (Mercury): ≤ 0.00001 %
Sb (Antimony): ≤ 0.005 %
Se (Selenium): ≤ 0.0002 %

Signal Word


Hazard Classifications

Acute Tox. 3 Oral - Eye Dam. 1 - Repr. 1B - Skin Corr. 1B - Water-react 1

Supplementary Hazards

Storage Class Code

4.3 - Hazardous materials, which set free flammable gases upon contact with water



Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).


Product Number
Pack Size/Quantity

Additional examples:





enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service