硅酸，CAS 登记号 7699-41-4，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于无机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
无机化学品
每批随货提供 COA；可按需提供 MSDS 及技术文件。邮件注明产品名称与 CAS 号，一个工作日内回复报价。
本页已列出 硅酸 的 CAS 号：7699-41-4，可与随货 COA 核对。
常见纯度为 按批次COA提供(不公开发布)，包装形式为 按订单/批次确认(不公开发布)，特殊规格可在询价时说明。
主要涉及无机化学品。
来信 info@591daili.com 或 WhatsApp 联系，提供产品名称、CAS 号与数量，确认价格与交期后即可安排发货，验收以批次 COA 为准。
silicic acid · CAS 7699-41-4 · H2O3Si. UNII 4OI8D3YOH1.
| CAS Registry Number | 7699-41-4 |
|---|---|
| PubChem CID | 14768 |
| Molecular formula | H2O3Si |
| IUPAC name | dihydroxy(oxo)silane |
| UNII (FDA) | 4OI8D3YOH1 |
| Molecular Weight | 78.099 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 77.97732046 |
| Monoisotopic Mass | 77.97732046 |
| Topological Polar Surface Area | 57.5 |
| Heavy Atom Count | 4 |
| Formal Charge | 0 |
| Complexity | 26.3 |
| GHS notification summary | 4.8% (5 / 105) |
|---|
| GHS notification summary | 4.8% (5 / 105) |
|---|---|
| Reported hazard statements | H319 (90.5%), H335 (90.5%) |
This chemical does not meet GHS hazard criteria for 4.8% (5 of 105) of reports.
H319 (90.5%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Metasilicic acid; 7699-41-4; Bio-Sil; Silicic acid (H2SiO3); Acidum silicicum; Kieselsaure; Kieselsaure [German]; UNII-4OI8D3YOH1; EINECS 231-716-3; 4OI8D3YOH1; METASILICIC ACID [MI]; DTXSID30872499; RefChem:156809; DTXCID0032362; 231-716-3; (H2SiO3)n
CAS 7699-41-4; molecular formula H2O3Si; molecular weight — g/mol.
Metasilicic acid, 7699-41-4, Bio-Sil, Silicic acid (H2SiO3), Acidum silicicum, Kieselsaure.
4.8% of GHS notifications report no hazard classification (5 of 105).
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.