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SILICIC ACID

CAS No.
1343-98-2
Chemical Name:
SILICIC ACID
Synonyms
HYDRATED SILICA;PRECIPITATED SILICA;precipitated;g952;k320ds;cubosic;neoxylet;sizol030;zeosil45;h-ilerit
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
Last updated:2026-01-15 13:03:24
Product description Number Pack Size Price
Silicic acid 99.9%, 20 μm, purified by refining 288772 25g $63
Silicic acid 99.9%, 20 μm, purified by refining 288772 100g $188
Silicic acid powder, 80 mesh 306363 25g $58.9
Silicic acid powder, 80 mesh 306363 100g $165
Silicic acid powder, 80 mesh 306363 1kg $680
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
CAS DataBase Reference 1343-98-2(CAS DataBase Reference)
Indirect Additives used in Food Contact Substances SILICIC ACID
FDA 21 CFR 177.1200
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)  GHS hazard pictograms
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(10)

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 25g $63 2025-07-31 Buy
Sigma-Aldrich 288772 Silicic acid 99.9%, 20 μm, purified by refining 1343-98-2 100g $188 2025-07-31 Buy
Sigma-Aldrich 306363 Silicic acid powder, 80 mesh 1343-98-2 25g $58.9 2025-07-31 Buy
Sigma-Aldrich 306363 Silicic acid powder, 80 mesh 1343-98-2 100g $165 2025-07-31 Buy
Sigma-Aldrich 306363 Silicic acid powder, 80 mesh 1343-98-2 1kg $680 2025-07-31 Buy
Product number Packaging Price Buy
288772 25g $63 Buy
288772 100g $188 Buy
306363 25g $58.9 Buy
306363 100g $165 Buy
306363 1kg $680 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( 201)Suppliers
Supplier Tel Email Country ProdList Advantage
Hebei Yanxi Chemical Co., Ltd.
+8618531123677 faithe@yan-xi.com China 5853 58
Henan Fengda Chemical Co., Ltd
+86-371-86557731 +86-13613820652 info@fdachem.com China 20129 58
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21599 55
SHANDONG ZHI SHANG CHEMICAL CO.LTD
+86 18953170293 sales@sdzschem.com China 1497 58
QINGDAO HONG JIN CHEMCIAL CO.,LTD.
+86-86-532-83657313 +86-18663969289 hjt@hong-jin.com China 226 58
Hubei xin bonus chemical co. LTD
86-13657291602 linda@hubeijusheng.com CHINA 22963 58
career henan chemical co
+86-0371-86658258 +8613203830695 factory@coreychem.com China 29795 58
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +8618949823763 sales@tnjchem.com China 34563 58
Shaanxi Dideu Medichem Co. Ltd
+86-029-89586680 +86-18192503167 1026@dideu.com China 7125 58
RongNa Biotechnology Co.,Ltd
+86-86-13583358881 +8618560316533 Brad@rongnabiotech.com China 3388 58

View Lastest Price from SILICIC ACID manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Silicic acid pictures 2026-01-22 Silicic acid
1343-98-2
0.99 RongNa Biotechnology Co.,Ltd
SILICIC ACID pictures 2025-09-25 SILICIC ACID
1343-98-2
US $50.00-1.00 / KG 1KG 99% g-kg-tons, free sample is available Henan Fengda Chemical Co., Ltd
Silicic acid hydrate pictures 2025-06-20 Silicic acid hydrate
1343-98-2
US $0.00 / kg 1kg 0.99 20 tons Hebei Yanxi Chemical Co., Ltd.
  • SILICIC ACID pictures
  • SILICIC ACID
    1343-98-2
  • US $50.00-1.00 / KG
  • 99%
  • Henan Fengda Chemical Co., Ltd
SILICIC ACID SILICA ACID Silica Gel, Indicating, 6-16 mesh, Grade 42 Silica Gel, Amino-3, Modified, Ultrapure Silica Gel, Davisil Grade 634, 100-200 Mesh, 60 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 SILICAGEL,MODIFIED,DIOL-3,ULTRAPURE SILICAGEL,POWDER,REAGENT SILICAGEL,ULTRAMICRONIZED LUDOXCOLLOIDALSILICA COLLOIDALSILICONEDIOXIDE SILICA GEL, 8-20 MESH (LIQUID DRYING) SILICA GEL, LARGE PORE, P.VOL. CA. 1CC/G SILICA GEL, LARGE PORE, P.VOL. CA. 1.65CC/G Silicic acid (polyortho) Respirable dust Silicic acid (polyortho) Total dust Silica Gel, Blue Indicating Crystals Silica Gel, Indicating Desiccant Silica Gel, White With Added Blue Indicating Gel Silica Gel, Modified, Ultrapure