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1.01748

Supelco

Barium sulfate

for white standard DIN 5033

Synonym(s):

Barium sulfate, Blanc fixe

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About This Item

Empirical Formula (Hill Notation):
BaO4S
CAS Number:
7727-43-7
Molecular Weight:
233.39
MDL number:
MFCD00003455
UNSPSC Code:
12352302
EC Index Number:
231-784-4

Quality Level

100

potency

>20000 mg/kg LD50, oral (Rat)

technique(s)

UV/Vis spectroscopy: suitable

pH

3.5-10.0 (20 °C, 100 g/L in H2O, suspension)

mp

1380 °C

solubility

<0.01 g/L

density

4.5 g/cm3 at 20 °C

bulk density

500 kg/m3

storage temp.

no temp limit

InChI

1S/Ba.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2

InChI key

TZCXTZWJZNENPQ-UHFFFAOYSA-L

Related Categories

Application

Barium sulfate for use as a white standard in the calibration of colorimeters. For instance, when analyzing the color of the soil to estimate its mineral content.

Features and Benefits

Certificate of Analysis (CoA) includes spectral density reflection factor and standard color values.

Storage Class Code

13 - Non Combustible Solids

WGK

nwg

Flash Point(F)

does not flash

Flash Point(C)

does not flash

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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Soil color analysis for statistically estimating total carbon, total nitrogen and active iron contents in Japanese agricultural soils
Moritsuka, N et al.
Soil Science and Plant Nutrition, 60, 475-485 (2014)

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