硫代硫酸钠，CAS 登记号 7772-98-7，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，下游主要用于防腐剂；精细化学品。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。
防腐剂；精细化学品
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 硫代硫酸钠 的 CAS 号：7772-98-7，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。
主要涉及防腐剂；精细化学品。
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。
Sodium thiosulfate · CAS 7772-98-7 · Na2O3S2. UNII L0IYT1O31N. Melting Point: 48.5 °C; Solubility: 50 G SOL IN 100 CC WATER; 231 G @ 100 °C; Density: 1.667.
| CAS Registry Number | 7772-98-7 |
|---|---|
| PubChem CID | 24477 |
| Molecular formula | Na2O3S2 |
| IUPAC name | disodium;dioxido-oxo-sulfanylidene-λ6-sulfane |
| UNII (FDA) | L0IYT1O31N |
| Molecular Weight | 158.11 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 0 |
| Exact Mass | 157.90842477 |
| Monoisotopic Mass | 157.90842477 |
| Topological Polar Surface Area | 104 |
| Heavy Atom Count | 7 |
| Formal Charge | 0 |
| Complexity | 82.6 |
| Melting Point | 48.5 °C |
|---|---|
| Solubility | 50 G SOL IN 100 CC WATER; 231 G @ 100 °C |
| Density | 1.667 |
| Density | 1.7 g/cm³ |
| Decomposition | 300 °C |
| Regulatory & Food Contact | ANTIOXIDANT; PRESERVATIVE; SEQUESTRANT: Food Additives JECFA ADI: 0-0.7 mg/kg bw TRS 891-JECFA 51/30 FAS 42-JECFA 51/95 |
|---|
SODIUM THIOSULFATE; 7772-98-7; Sodium thiosulphate; Disodium thiosulfate; Sodothiol; Hypo; Chlorine Control; Chlorine Cure; Sodium thiosulfate, anhydrous; Thiosulfuric acid, disodium salt; Sodium thiosulfate (Na2S2O3); Sodium thiosulphate (Na2S2O3); Sodium oxide sulfide (Na2S2O3); L0IYT1O31N; Thiosulfuric acid (H2S2O3), disodium salt; Ins no.539
CAS 7772-98-7; molecular formula Na2O3S2; molecular weight — g/mol.
SODIUM THIOSULFATE, 7772-98-7, Sodium thiosulphate, Disodium thiosulfate, Sodothiol, Hypo.
Documented regulatory listings: ANTIOXIDANT; PRESERVATIVE; SEQUESTRANT: Food Additives; JECFA ADI: 0-0.7 mg/kg bw; TRS 891-JECFA 51/30.
Melting Point: 48.5 °C; Solubility: 50 G SOL IN 100 CC WATER; 231 G @ 100 °C; Density: 1.667; Density: 1.7 g/cm³.
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.