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<title><![CDATA[EC21 Product Catalogs - Formula Na2O SiO2]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/Formula Na2O SiO2.html]]></link><item>
<title><![CDATA[Cement Softener]]></title><link><![CDATA[https://noel123.en.ec21.com/Cement_Softener--12057538_12058805.html]]></link><description><![CDATA[formula is R2O·nSiO2, where R2O is an alkali metal oxide and n is the ratio of the molar number of silicon dioxide to the alkali metal oxide, which is called the molar number of water glass. The wat]]></description><pubDate><![CDATA[20260525]]></pubDate></item>
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<title><![CDATA[Top Quality Thermal Coal]]></title><link><![CDATA[https://over123.en.ec21.com/Top_Quality_Thermal_Coal--12072034_12072035.html]]></link><description><![CDATA[Log(MF) = Log10 (Maximum Fluidity). Log (MF) of &gt;3.50 must be entered as 3.50
‡ Modified Basicity Index (MBI) = ((Fe2O3+K2O+Na2O+CaO+MgO) / (SiO2+Al2O3)) x Ash (db) / (100-VM (db)) x 100
]]></description><pubDate><![CDATA[20260516]]></pubDate></item>
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<title><![CDATA[Insulating Glass Molecular Sieve]]></title><link><![CDATA[https://yingchuanalumina.en.ec21.com/Insulating_Glass_Molecular_Sieve--12044818_12044819.html]]></link><description><![CDATA[formula: 0.4K2O · 0.6Na2O · Al2O3 · 2.0SiO2 · 4.5H2O
Technical Data
PropertiesUnit1.0-1.5mm1.5-2.0mmGranularity%≥96≥98Bulk densityg/ml≥0.75≥0.75Abrasion%≤0.2≤0.20Crush StrengthN≥15]]></description><pubDate><![CDATA[20250224]]></pubDate></item>
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<title><![CDATA[99.95% High Purity Zirconia Zirconium Dioxide ZRO2 for Piezoelectric Ceramics Hot]]></title><link><![CDATA[https://cn07205804.en.ec21.com/99.95_High_Purity_Zirconia_Zirconium--11979133_11980411.html]]></link><description><![CDATA[SiO2 %&lt;0.02&lt;0.015&lt;0.015&lt;0.01&lt;0.01Fe2O3 %&lt;0.015&lt;0.01&lt;0.0007&lt;0.0003&lt;0.0005Na2O %&lt;0.005&lt;0.01&lt;0.007&lt;0.0003&lt;0.005TiO2 %&lt;0.005&lt;0.01&lt;0.005&lt;0.0003&lt;0.005Cl- %&lt;0.05&lt;0.05&lt;0.01&lt;0.01&lt;0.01 Packaging &amp; ShippingPack]]></description><pubDate><![CDATA[20240805]]></pubDate></item>
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<title><![CDATA[Molecular Sieve for Air Separation]]></title><link><![CDATA[https://henglv88.en.ec21.com/Molecular_Sieve_for_Air_Separation--9541407_9541422.html]]></link><description><![CDATA[formula: Na2O · Al2O3 · 2.45SiO2 · 6.0H2O
Note: The above is typical data. We can also produce per customers’ request.
Application: Purification for gases in separation process, removal of H2O a]]></description><pubDate><![CDATA[20240407]]></pubDate></item>
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<title><![CDATA[13X Molecular Sieve]]></title><link><![CDATA[https://wishchemicals.en.ec21.com/13X_Molecular_Sieve--3544876_3549445.html]]></link><description><![CDATA[Formula: Na2O&amp;middot;Al2O3&amp;middot;2.45SiO2&amp;middot;6.OH2O
Static adsorbed water:31.5% min
Adsorbed carbon dioxide:22.5% min
PH:11 max
Volume density:0.50% g/ml
Water content(550 degrees):23% max
]]></description><pubDate><![CDATA[20090514]]></pubDate></item>
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<title><![CDATA[Solid Sodium Silicate,Water Glass Liquid, Factory Suppy Good Quality 3.2-3.3M,3.45-3.55M]]></title><link><![CDATA[https://hxy19841219.en.ec21.com/Solid_Sodium_Silicate_Water_Glass--11359458_11359462.html]]></link><description><![CDATA[Formula: Na2O·mSiO2
Customer’s special requirement are also available upon request.
Other specifications are also available upon request.
Appearance: adhesive liquid colorless, little transparent ]]></description><pubDate><![CDATA[20230808]]></pubDate></item>
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<title><![CDATA[Aluminium Hydroxide High-white Series]]></title><link><![CDATA[https://southstar99.en.ec21.com/Aluminium_Hydroxide_High_white_Series--5447177_5447236.html]]></link><description><![CDATA[Formula
Al(OH)3
Appearance
White powder
CAS No.
21645-51-2
Hs Code
281830
2. Technical specifications 
Brand
Chemical Composition %
Absorption of oil
Whiteness
Particle size
Water
JZBT
Al(OH)3
SiO2
F]]></description><pubDate><![CDATA[20231117]]></pubDate></item>
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<title><![CDATA[China High Quality Sodium Silicate Solid(2.0-3.5)]]></title><link><![CDATA[https://averial99.en.ec21.com/China_High_Quality_Sodium_Silicate--6803608_6804135.html]]></link><description><![CDATA[Na2O+SiO2),%:
1.9-2.1
64.2%-66.4%
32.6%-34.8%
&amp;ge;99%
2.2-2.4
67%-70%
30%-32%
&amp;ge;99%
2.4-2.6
69%-71%
28%-30%
&amp;ge;99%
2.7-2.9
71.5%-73.5%
26%-28%
&amp;ge;99%
2.8-3.0
72%-75%
25%-27%
&amp;ge;99%
3.1-3.3
73.5%]]></description><pubDate><![CDATA[20121127]]></pubDate></item>
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<title><![CDATA[Silica Gel White,Blue,Orange]]></title><link><![CDATA[https://ultimate2003za.en.ec21.com/Silica_Gel_White_Blue_Orange--10274739_10274830.html]]></link><description><![CDATA[Formula: SiO2.Na2O3.mH2O; Used for dewatering of natural gas, adsorption and separation of light hydrocarbon.
15) Activated Silica Gel: Used for identifying poisonous and harmful gases for atmospheri]]></description><pubDate><![CDATA[20170111]]></pubDate></item>
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<title><![CDATA[Best Factory Manufactory Price Aluminum Hydroxide CAS No. 21645-51-2]]></title><link><![CDATA[https://sintopchem.en.ec21.com/Best_Factory_Manufactory_Price_Aluminum--11557399_11557400.html]]></link><description><![CDATA[SiO2% 
≤
Fe2O3% 
≤
NaO2% 
≤
S-Na2O (%)
≤
Moisture(%)
≤
L.O.I (%) 
≤
D50 um
Whiteness
(%)≥
DOP ml/100g
Black Spot
(P/100g)≤
Refaractive Index
ST-001
99.6
0.04
0.01
0.20
0.0007
0.08
35
]]></description><pubDate><![CDATA[20220511]]></pubDate></item>
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<title><![CDATA[Molecular Sieve 13X 1.6mm H2S Removal in LPG Units]]></title><link><![CDATA[https://oimchem.en.ec21.com/Molecular_Sieve_13X_1.6mm_H2S--11399863_11399881.html]]></link><description><![CDATA[Formula:Na2O·Al2O3·(2.8±0.2) SiO2·(6~7)H2O. (SiO2:Al2O3≈2.6-3.0). Technical Parameter:
PropertiesUnitBeadCylinderDiametermm1.6-2.53.0-5.01.63.2mesh/inch8*124*81/16”1/8”Bulk densityg/ml≥0.]]></description><pubDate><![CDATA[20210722]]></pubDate></item>
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<title><![CDATA[13x Molecular Sieve in LPG Treatment]]></title><link><![CDATA[https://oim0605.en.ec21.com/13x_Molecular_Sieve_in_LPG--11393353_11393405.html]]></link><description><![CDATA[Formula:
Na2O·Al2O3·(2.8±0.2) SiO2·(6~7)H2O. (SiO2:Al2O3≈2.6-3.0). 
Technical Parameter:
PropertiesUnitBeadCylinderDiametermm1.6-2.53.0-5.01.63.2mesh/inch8*124*81/16”1/8”Bulk densityg/ml≥]]></description><pubDate><![CDATA[20210605]]></pubDate></item>

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