For this product, 90% of the particles are smaller than 150 microns. There is no difference in purity among quality levels 100, 200, and reagent grade. More information can be found in the link below:
https://www.sigmaaldrich.com/life-science/quality-and-regulatory-management/m-clarity-program?srsltid=AfmBOoqhOfy2gJVaUQf8RNVM0eRQKfuqMcSGFl0rj60jAw3BEfHBQpyt
1.01091
Aluminium hydroxide
powder, hydrargillite EMPLURA®
Synonym(s):
Aluminium hydroxide, Hydrargillite
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| Size/SKU | Availability | Price |
|---|---|---|
1 kg | Check Cart for Availability | $58.80 |
50 kg | Check Cart for Availability | $1,330.00 |
About This Item
Linear Formula:
Al(OH)3 · x H2O
CAS Number:
Molecular Weight:
78.00
UNSPSC Code:
12352305
EC Index Number:
244-492-7
NACRES:
NA.21
MDL number:
Form:
powder
vapor pressure
<0.1 hPa ( 20 °C)
Quality Segment
product line
EMPLURA®
form
powder
loss
30.0-35.0% loss on ignition, 700°C
pH
8-9 (20 °C, 100 g/L in H2O, slurry)
mp
300 °C (Elimination of water of crystallisation)
solubility
water: insoluble at 20 °C
density
2.42 g/cm3 at 20 °C
bulk density
~90 g/100 mL
anion traces
chloride (Cl-): ≤0.01%, sulfate (SO42-): ≤0.05%
cation traces
Fe: ≤0.01%, Na: ≤0.3%
storage temp.
2-30°C
SMILES string
[Al].O.O.O
InChI
1S/Al.3H2O/h;3*1H2
InChI key
MXRIRQGCELJRSN-UHFFFAOYSA-N
Application
- Investigation into the Influence of the Process Parameters on the Stability of a Poly(Vinyl)-Alcohol-Based Coating System.: Discusses the stabilization of polymeric materials using aluminium hydroxide, emphasizing its importance in material science for enhancing the durability and performance of coatings (Canale et al., 2024).
Analysis Note
Identity: conforms
Chloride (Cl): ≤ 0.01 %
Sulfate (SO): ≤ 0.05 %
Fe (Iron): ≤ 0.01 %
Na (Sodium): ≤ 0.3 %
Loss on ignition (700°C): 30.0 - 35.0 %
Bulk density: about 90 g/100ml
Particle size (< 150 µm): about 90
Chloride (Cl): ≤ 0.01 %
Sulfate (SO): ≤ 0.05 %
Fe (Iron): ≤ 0.01 %
Na (Sodium): ≤ 0.3 %
Loss on ignition (700°C): 30.0 - 35.0 %
Bulk density: about 90 g/100ml
Particle size (< 150 µm): about 90
Legal Information
EMPLURA is a registered trademark of Merck KGaA, Darmstadt, Germany
Storage Class
13 - Non Combustible Solids
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
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Hi, I just wonder if there is any information about the particle size distribution of Aluminium hydroxide. Also, what is the difference between quality level 100, 200, and reagent grade, purity?
1 answer-
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