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NIST951A

Boric acid

NIST® SRM® 951a, isotopic standard

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About This Item

Linear Formula:
H3BO3
CAS Number:
10043-35-3
Molecular Weight:
61.83
NACRES:
NA.24
PubChem Substance ID:
329818788
UNSPSC Code:
41116107
MDL number:
MFCD00011337

Key Documents

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Product Name

Boric acid, NIST® SRM® 951a, isotopic standard

InChI

1S/BH3O3/c2-1(3)4/h2-4H

SMILES string

OB(O)O

InChI key

KGBXLFKZBHKPEV-UHFFFAOYSA-N

grade

certified reference material

vapor pressure

2.6 mmHg ( 20 °C)

packaging

pkg of 10 g

manufacturer/tradename

NIST®

mp

160 °C (dec.) (lit.)

format

neat

Quality Level

100

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General description

This Standard Reference Material (SRM) is intended for use as an isotopic reference material for the calibration of mass spectrometers. The material consists of highly purified boric acid of high homogeneity. A unit of SRM 951a consists of 10 g of powder. For more information, please refer to the SDS and COA.

SRM 951A_cert

SRM 951A_SDS
This compound is listed in the SVHC (Substances of very high concern) candidate list of ECHA (European Chemicals Agency)

Other Notes

Example analytes are listed below as a reference. Please download a current certificate at nist.gov/SRM for current analytes and certified values.
Boron-10, Boron-11

See certificate for values and more details at nist.gov/SRM.

Legal Information

NIST is a registered trademark of National Institute of Standards and Technology
SRM is a registered trademark of National Institute of Standards and Technology

pictograms

Health hazard
GHS08

signalword

Danger

hcodes

H360FD

Hazard Classifications

Repr. 1B

Storage Class

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

危险化学品
This item has

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’.

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