Sodium Dodecyl Sulfate

Name: Sodium Dodecyl Sulfate
Brand: 济南圣和化工有限公司

CAS 151-21-3NaSO4C12H25MW 288.38

济南圣和化工有限公司现供应Basic Chemical Raw Materials——Sodium Dodecyl Sulfate（CAS 151-21-3），分子式 NaSO4C12H25，分子量 288.38。本页理化参数仅供参考，实际常规纯度按批次COA提供(不公开发布)，以批次 COA 及订单确认为准，支持批量采购与长期供货协议。

产品概览

CAS号	151-21-3
分子式	NaSO4C12H25
分子量	288.38
熔点	399 to 405 °F (NTP, 1992)
LogP	1.6
纯度	按批次COA提供(不公开发布)
包装	按订单/批次确认(不公开发布)
应用领域	Basic Chemical Raw Materials；Surfactants
类别	Basic Chemical Raw Materials\|Surfactants

应用领域

Basic Chemical Raw Materials；Surfactants

目前 Sodium Dodecyl Sulfate 主要服务于Basic Chemical Raw Materials与Surfactants两大方向。我们可按应用场景提供不同规格，随货 COA 列明实测指标，方便您做入厂检验比对。

包装与储存

包装规格按订单/批次确认(不公开发布)

纯度规格按批次COA提供(不公开发布)

储存条件密封、阴凉干燥处保存

运输常规化工运输

样品可协商提供

交期现货/按订单安排

供货能力：Sodium Dodecyl Sulfate 备有现货，包装形式为按订单/批次确认(不公开发布)。我们支持对公转账并开具增值税发票，山东省内可安排快速配送，省外按物流时效发货，具体请联系 info@591daili.com。

质量与文件

每批产品随货提供 COA（分析证书）；可按需提供 MSDS/技术数据表及第三方检测报告。纯度与包装以批次 COA 及订单确认为准。

关于供应商

选择济南圣和化工有限公司的理由：产品信息透明（含 CAS、分子式、理化参数）、报价响应快（一个工作日内）、单证齐全（COA/MSS/质检资料按需提供）、支持批量与长期协议供货。如需 Sodium Dodecyl Sulfate 以外的配套原料，也欢迎一并列出需求清单。

常见问题

Sodium Dodecyl Sulfate 的 CAS 号是多少？

Sodium Dodecyl Sulfate 的 CAS 号为 151-21-3。

该产品的纯度和包装规格是什么？

常规纯度规格为按批次COA提供(不公开发布)，包装为按订单/批次确认(不公开发布)，随货提供 COA。

Sodium Dodecyl Sulfate 有什么用途？

主要应用于Basic Chemical Raw Materials；Surfactants。

如何购买或获取报价？

请发送邮件至 info@591daili.com 或通过 WhatsApp 联系，注明产品名称、CAS 号与需求数量，一个工作日内回复报价。供应商：济南圣和化工有限公司。

PubChem 公开数据

Description

Sodium Laurylsulfate · CAS 151-21-3 · NaSO4C12H25. UNII 368GB5141J. Melting Point: 399 to 405 °F (NTP, 1992); Melting Point: 205.5; Melting Point: 204 °C.

Identification

CAS Registry Number	151-21-3
PubChem CID	3423265
Molecular formula	NaSO4C12H25
IUPAC name	sodium dodecyl sulfate
UNII (FDA)	368GB5141J
FEMA number	4437

Computed Descriptors

Molecular Weight	288.38
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	12
Exact Mass	288.13712473
Monoisotopic Mass	288.13712473
Topological Polar Surface Area	74.8
Heavy Atom Count	18
Formal Charge	0
Complexity	249

Physical & Chemical Properties

Melting Point	399 to 405 °F (NTP, 1992)
Melting Point	205.5
Melting Point	204 °C
Melting Point	205 °C
Solubility	100000
LogP	1.6
LogP	log Kow = 1.60
Surface Tension	39.5 dyn/cm at 25 °C

Physical description & handling notes

Dodecyl sulfate, [sodium salt] appears as white to pale yellow paste or liquid with a mild odor. Sinks and mixes with water. (USCG, 1999)
Liquid; Dry Powder; Liquid; Liquid; Other Solid; Large Crystals; CBI; Dry Powder; Other Solid
White or cream-colored solid; [Merck Index] White to pale yellow paste or liquid; [CAMEO] White powder; [MSDSonline]
WHITE SOLID IN VARIOUS FORMS WITH CHARACTERISTIC ODOUR.
White or cream-colored crystals, flakes, or powder
Small, white or light-yellow crystals

Regulatory Status

Regulatory & Food Contact	FDA Substance added to food: EMULSIFIER OR EMULSIFIER SALT, SURFACE-ACTIVE AGENT FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS Savory, Umami CIR / INCI: Cosmetic ingredients (Sodium Lauryl Sulfate) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Surfactant; Foaming; Denaturant; Emulsifying
GHS notification summary	0.9% (24 / 2658)

GHS Hazard Classification

GHS notification summary	0.9% (24 / 2658)
Reported hazard statements	H228 (38.9%), H302 (93.7%), H315 (98.2%), H318 (52.3%), H319 (39.8%), H332 (14.8%), H335 (38.7%), H412 (40.2%)

This chemical does not meet GHS hazard criteria for 0.9% (24 of 2658) of reports.

H228 (38.9%): Flammable solid [Danger Flammable solids]

Documented Uses

CIR ingredient: Sodium Lauryl Sulfate
Electroplating [Category: Plate]
Painting (Pigments, Binders, and Biocides) [Category: Paint]
Dressing Hair [Category: Other]
Metal Extraction and Refining [Category: Industry]
Used in electrophoretic separation of proteins and lipids; wetting agent, detergent, especially in the textile industry.

Synonyms

Sodium dodecyl sulfate; 151-21-3; SODIUM LAURYL SULFATE; Sodium dodecylsulfate; Sodium lauryl sulphate; Sodium dodecyl sulphate; Sodium n-dodecyl sulfate; Duponol C; Dodecyl sodium sulfate; Anticerumen; Duponal; Gardinol; Stepanol methyl; Neutrazyme; Stepanol wac; Stepanol waq

Frequently Asked Questions

What are the CAS number and molecular formula of Sodium Laurylsulfate?

CAS 151-21-3; molecular formula NaSO4C12H25; molecular weight — g/mol.

What other names is Sodium Laurylsulfate known by?

Sodium dodecyl sulfate, 151-21-3, SODIUM LAURYL SULFATE, Sodium dodecylsulfate, Sodium lauryl sulphate, Sodium dodecyl sulphate.

What is the regulatory status of Sodium Laurylsulfate?

Documented regulatory listings: FDA Substance added to food: EMULSIFIER OR EMULSIFIER SALT, SURFACE-ACTIVE AGENT; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; Savory, Umami.

Is Sodium Laurylsulfate classified as hazardous?

0.9% of GHS notifications report no hazard classification (24 of 2658).

What are the key physical properties of Sodium Laurylsulfate?

Melting Point: 399 to 405 °F (NTP, 1992); Melting Point: 205.5; Melting Point: 204 °C; Melting Point: 205 °C.

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.