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SILICIC ACID

CAS No.
1343-98-2
Chemical Name:
SILICIC ACID
Synonyms
HYDRATED SILICA;PRECIPITATED SILICA;precipitated;cubosic;Silica Gel, Davisil Grade 634, 100-200 Mesh, 60;g952;k320ds;neoxylet;sizol030;zeosil45
CBNumber:
CB2199391
Molecular Formula:
H2O3Si
Lewis structure
h2sio3 lewis structure
Molecular Weight:
78.1
MDL Number:
MFCD00054122
MOL File:
1343-98-2.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-08-25 20:17:46
Product description Number Pack Size Price
Silicic acid 99.9%, 20 μm, purified by refining 288772 100g $198
Silicic acid 99.9%, 20 μm, purified by refining 288772 25g $63
SILICIC ACID, -100 MESH, FOR CHROMATOGRAPHY 89162 100G $122.51
SILICIC ACID, -100 MESH, FOR CHROMATOGRAPHY 89161 25G $51.47
Silicic acid powder, 80 mesh 306363 25g $62
More product size

SILICIC ACID Properties

Density 0.230 g/cm3
storage temp. Store at room temperature, keep dry and cool
form powder
color White
Odor Odorless
Water Solubility Soluble in water.
Merck 13,8564
Dielectric constant 2.0(Ambient)
Stability Stable.
Cosmetics Ingredients Functions ANTICAKING
VISCOSITY CONTROLLING
OPACIFYING
ABRASIVE
BULKING
ABSORBENT
Cosmetic Ingredient Review (CIR) SILICIC ACID (1343-98-2)
InChI InChI=1S/H2O3Si/c1-4(2)3/h1-2H
InChIKey IJKVHSBPTUYDLN-UHFFFAOYSA-N
SMILES [Si](O)(O)=O
FDA 21 CFR 177.1200
Indirect Additives used in Food Contact Substances SILICIC ACID
CAS DataBase Reference 1343-98-2(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII Y6O7T4G8P9
EPA Substance Registry System Silicic acid (1343-98-2)
UNSPSC Code 12352301
NACRES SB.52

SAFETY

Risk and Safety Statements

Symbol(GHS)  Health Hazard (GHS08)
GHS08
Signal word  Warning
Hazard statements  H373
Precautionary statements  P260-P314-P501a
Hazard Codes  Xi
Risk Statements  36/37
Safety Statements  22-26-36-24/25
WGK Germany  3
RTECS  VV8853000
TSCA  TSCA listed
Storage Class 11 - Combustible Solids
NFPA 704
0
0 0

SILICIC ACID price More Price(11)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 288772 Silicic acid 99.9%, 20 μm, purified by refining 1343-98-2 100g $198 2026-04-30 Buy
Sigma-Aldrich 288772 Silicic acid 99.9%, 20 μm, purified by refining 1343-98-2 25g $63 2025-07-31 Buy
GFS CHEMICALS 89162 SILICIC ACID, -100 MESH, FOR CHROMATOGRAPHY 1343-98-2 100G $122.51 2026-06-03 Buy
GFS CHEMICALS 89161 SILICIC ACID, -100 MESH, FOR CHROMATOGRAPHY 1343-98-2 25G $51.47 2026-06-03 Buy
Sigma-Aldrich 306363 Silicic acid powder, 80 mesh 1343-98-2 25g $62 2026-04-30 Buy
Product number Packaging Price Buy
288772 100g $198 Buy
288772 25g $63 Buy
89162 100G $122.51 Buy
89161 25G $51.47 Buy
306363 25g $62 Buy

SILICIC ACID Chemical Properties,Uses,Production

Chemical Properties

white powder

Uses

Silicic acid hydrate is used for studying neurodegenerative diseases due to its ability to inhibit aluminum uptake. It is utilized for the manufacture catalyst and catalyst carrier. It is involved in tungsten filament production as chemical reagent and flux. Further, it is used for oil and wax decoloring.

Definition

A colloidal or jellylike hydrated form of silicon(IV) oxide (SiO2), made by adding an acid (such as hydrochloric acid) to a soluble SILICATE.

Global( 208)Suppliers
Supplier Tel Email Country ProdList Advantage
Henan Fengda Chemical Co., Ltd
+86-371-86557731 +86-13613820652 info@fdachem.com China 20111 58
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21533 55
SHANDONG ZHI SHANG CHEMICAL CO.LTD
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QINGDAO HONG JIN CHEMCIAL CO.,LTD.
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career henan chemical co
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Hefei TNJ Chemical Industry Co.,Ltd.
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Shaanxi Dideu Medichem Co. Ltd
+86-29-81139210 +86-17392587031 1059@dideu.com China 9983 58
RongNa Biotechnology Co.,Ltd
+86-86-13583358881 +8618560316533 Brad@rongnabiotech.com China 3380 58
Dayang Chem (Hangzhou) Co.,Ltd.
+86-0571-88938639 17705817739 info@dycnchem.com China 52693 58
ShanDong Look Chemical Co.,Ltd.
17653113209 13065062079 sales01@sdlookchemical.com China 2921 58

View Lastest Price from SILICIC ACID manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Silicic acid pictures 2026-09-05 Silicic acid
1343-98-2
0.99 RongNa Biotechnology Co.,Ltd
SILICIC ACID pictures 2026-09-02 SILICIC ACID
1343-98-2
$1.00-50.00 1KG 99% Henan Fengda Chemical Co., Ltd
Silicic acid hydrate pictures 2025-06-20 Silicic acid hydrate
1343-98-2
1kg 0.99 20 tons Hebei Yanxi Chemical Co., Ltd.
  • SILICIC ACID pictures
  • SILICIC ACID
    1343-98-2
  • $1.00-50.00
  • 99%
  • Henan Fengda Chemical Co., Ltd
SILICIC ACID SILICA ACID PRECIPITATED SILICA Precipiated silica, Hydrated silica Silica Gel, Indicating, 6-16 mesh, Grade 42 Silica Gel, Amino-3, Modified, Ultrapure Silica Gel, Davisil Grade 635, 60-100 Mesh, 60 Silica Gel, Davisil Grade 636, 35-60 Mesh, 60 Silica Gel, Davisil Grade 643, 200-425 Mesh, 150 Silica Gel, Davisil Grade 644, 100-200 Mesh, 150 Silica Gel, Davisil Grade 645, 60-100 Mesh, 150 Silica Gel, Davisil Grade 646, 35-60 Mesh, 150 Silica Gel, Davisil Grade 710, 4-20 Mesh, 60 Silica Gel, Diol-3, Modified, Ultrapure Prep sep SI Silicic Acid, Precipitated SILICIC ACID HYDRATE, POWDER, PART. SIZE 100 MESH SILICIC ACID -100 MESH FOR & SILICIC ACID, -100 MESH, FOR CHROMATOGRA PHIC APPLICATIONS SILICIC ACID <20 MICRON REFINED 99.9% SILICIC ACID, 99.9% <20 MICRONS Silicagel,100-200mesh(TLC) Silicagel,12-24mesh(liquiddrying) Silicagel,6-16mesh(indicating) Silicagel,largepore SILICAGEL,BIOTECHGRADE SILICAGEL,FUNCTIONALIZED,BROMOPHENYL SILICAGEL,FUNCTIONALIZED,CARBODIIMIDE SILICAGEL,FUNCTIONALIZED,CARBOXILICACID SILICAGEL,FUNCTIONALIZED,CHLORIDE-3,ULTRAPURE SILICAGEL,FUNCTIONALIZED,FLUOROCHROM SILICAGEL,FUNCTIONALIZED,MORPHOLINE SILICAGEL,FUNCTIONALIZED,PENTAFLUOROPHENYL-3,ULTRAPURE SILICAGEL,FUNCTIONALIZED,PIPERIDINE SILICAGEL,FUNCTIONALIZED,PIPERIDINE-3,ULTRAPURE SILICAGEL,FUNCTIONALIZED,POTASIUMPERMANGANATE SILICAGEL,FUNCTIONALIZED,PYRIDINIUMCHLOROCHROMATE(PCC SILICAGEL,FUNCTIONALIZED,PYRIDINIUMDICHROMATE(PDC SILICAGEL,FUNCTIONALIZED,SULFONICACID-2AR,ULTRAPURE SILICAGEL,FUNCTIONALIZED,TAACOH(TAAACID Silica Gel, Grade 60, 70-230 Mesh Silica Gel, Grade 60, Minus 230 Mesh Silica Gel, Grade 633, 200-425 Mesh, 60 Silica Gel, Grade 922, 200 Mesh and Finer Silica Gel, 80-100 Mesh HYDRATED SILICA neoxylet polyorthosilicicacid polysilicicacid precipitated silicicacid(polyortho) siliconhydroxide siltontf06 sipernat17 sipernat50 sipernat50s sipernatd10 sipernats