Molekula

Sodium metaborate tetrahydrate

CAS 10555-76-7 NaBO2 · 4H2O MW 137.86 Made to order

Sodium metaborate tetrahydrate is a water-soluble inorganic compound used as a stabilizer, buffer, and catalyst in industrial and laboratory applications. It is available in powder or crystalline form. CAS: 10555-76-7, Molecular formula: NaBO2 · 4H2O, Molecular weight: 137.86 g/mol, Storage: Ambient, Signal word: Warning. Molekula supplies Sodium metaborate tetrahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

Pricing & pack sizes

Pack sizes & pricing

£ GBP € EUR $ USD

500 g

£47.00 · per pack

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Specifications

Property	Value
Appearance	Solid

Storage & handling

Property	Value
Storage Temperature	Ambient
Shelf Life	24 months
Acidity	Base

Identification

Property	Value
CAS Number	10555-76-7
Molecular Formula	NaBO2 · 4H2O
Molecular Weight	137.86
SMILES	B(=O)[O-].O.O.O.O.[Na+]
REACH Code	Y110
HTS Code	28402000
Tariff Code	2840209090

Safety & GHS

Warning

Health Hazard GHS07
Serious Health Hazard GHS08

Hazard statements

H319 Causes serious eye irritation
H360 May damage fertility or the unborn child
H373 May cause damage to organs through prolonged or repeated exposure

Precautionary statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray
P263 Avoid contact during pregnancy/while nursing
P280 Wear protective gloves/protective clothing/eye protection/face protection
P304+341 IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing
P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
P308+313 IF exposed or concerned: Get medical advice/attention

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Safety Data Sheets (SDS)

Available in US, IT, FR, ES, DE, EN.

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is sodium metaborate tetrahydrate used for?

It is used as a flux in metallurgy, a stabilizer in detergents, and in the synthesis of boron-containing compounds.

What is the chemical formula and molecular weight?

The formula is NaBO2 · 4H2O with a molecular weight of 137.86 g/mol.

How should sodium metaborate tetrahydrate be stored?

Store at ambient temperature in a dry, well-ventilated area away from moisture and incompatible substances.

What grade is available?

Available in technical grade; custom grades may be available upon request.

Can Molekula supply it in bulk?

Yes, Molekula can supply sodium metaborate tetrahydrate in bulk quantities; please contact sales for details.

What documentation comes with the order?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.

Ready to order or need a custom pack?

Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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