Skip to Content
Merck
All Photos(2)

Key Documents

A4505

Sigma-Aldrich

Ammonium pentaborate tetrahydrate

≥99%

Synonym(s):

Ammonium borate tetrahydrate

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
(NH4)B5O8 · 4H2O
CAS Number:
Molecular Weight:
272.15
EC Number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23

Quality Level

Assay

≥99%

form

powder

InChI

1S/5BO3.9H3N.4H2O/c5*2-1(3)4;;;;;;;;;;;;;/h;;;;;9*1H3;4*1H2/q5*-3;;;;;;;;;;;;;/p+9

InChI key

OJAJAQRDJBKPPU-UHFFFAOYSA-W

Looking for similar products? Visit Product Comparison Guide

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Yoshifumi S Hirokawa et al.
Experimental and molecular pathology, 117, 104542-104542 (2020-09-25)
SOX11 is a transcription factor in the SOX family of genes that regulate multiple cellular events by influencing the expression of key genes in developmental, physiological, and tumorigenic cells. To elucidate the role of SOX11 in prostate cancer cells, PC-3
Nancy R Graham et al.
Clinical & translational immunology, 9(10), e1189-e1189 (2020-10-20)
There is an incomplete understanding of the host humoral immune response to severe acute respiratory syndrome (SARS)-coronavirus (CoV)-2, which underlies COVID-19, during acute infection. Host factors such as age and sex as well as the kinetics and functionality of antibody

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