Sodium Hydroxide CAS#1310-73-2

Strong Alkalinity and High Reactivity: As a powerful base, sodium hydroxide provides excellent chemical reactivity, making it highly effective in neutralization, saponification, and chemical processing applications.


Excellent Solubility and Easy Handling: It readily dissolves in water as well as in methanol and ethanol, allowing for flexible formulation and efficient use across different industrial processes.


Wide Industrial Applicability: Sodium hydroxide is an essential raw material in numerous industries, including paper and pulp manufacturing, textiles, soap and detergent production, and household cleaning products.


Reliable Performance in Cleaning and Processing: Its strong alkaline and corrosive properties enable efficient removal of grease, organic residues, and blockages, ensuring consistent performance in both industrial and domestic cleaning applications.



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Product Description

Product Description of ‌Sodium Hydroxide CAS#1310-73-2

Sodium hydroxide (caustic soda) is a highly corrosive strong alkali (white flakes/pellets) soluble in water, methanol and ethanol. Deliquescent, it is a foundational industrial chemical used in pulp/paper, textiles, detergents and household drain cleaners.


Product Application of Sodium Hydroxide CAS#1310-73-2

Sodium hydroxide is a versatile industrial chemical used as a laboratory reagent and alkaline drying agent. Major applications include chemical/pharmaceutical manufacturing, papermaking, metal smelting, fibers, soaps, dyes, plastics, inorganic salts, rubber recycling and water electrolysis. Its strong alkalinity poses water pollution risks requiring protective measures.


Product Information

Parameters


Melting point

681 °C(lit.)

Boiling point

1390°C

density

1.515 g/mL at 20 °C

vapor density

<1 (vs air)

vapor pressure

1 mm Hg ( 745 °C)

refractive index

1,473-1,475

Fp

176-178°C

storage temp.

room temp

solubility

H2O: 1 M at 20 °C, clear, colorless

form

beads

Specific Gravity

2.13

color

White

Odor

Odorless

PH Range

13 - 14

PH

10.98(1 mM solution);11.95(10 mM solution);12.88(100 mM solution);

Water Solubility

SOLUBLE

Sensitive

Air Sensitive & Hygroscopic

Decomposition

176-178 ºC

λmax

λ: 260 nm Amax: 0.015λ: 280 nm Amax: 0.01

Merck

14,8627

Exposure limits

TLV-TWA air 2 mg/m3 (OSHA); ceiling 2 mg/m3 (ACGIH) and 2 mg/m3/15 min (NIOSH).

Dielectric constant

57.5(25℃)

Stability:

hygroscopic

CAS DataBase Reference

1310-73-2(CAS DataBase Reference)

NIST Chemistry Reference

Sodium hydroxide(1310-73-2)

EPA Substance Registry System

Sodium hydroxide (1310-73-2)


Safety Information


Hazard Codes

C,Xi

Risk Statements

36/38-35-34

Safety Statements

26-45-37/39-24/25-36/37/39

RIDADR

UN 1824 8/PG 2

WGK Germany

1

RTECS

TT2975000

F

8

TSCA

Yes

HS Code

2815 11 00

HazardClass

8

PackingGroup

II

Hazardous Substances Data

1310-73-2(Hazardous Substances Data)

Toxicity

LD orally in rabbits: 500 mg/kg (10% soln) (Fazekas)

IDLA

10 mg/m3


Factory Showcase

拼图_美图设计室-(1)

Quality Control Lab

实验室

Shipping And Transportation

拼图_美图设计室

FAQ

Q1: Is Huafeng Chemical a manufacturer or a trader?
A: We are a professional service provider specializing in chemical foreign trade. Rather than being limited to the products of a single factory, we leverage the chemical industry cluster in Shandong Province to integrate production resources from multiple high-quality manufacturers. This allows us to offer a wide range of sourcing options—covering various product categories and origins—instead of simply pushing a single product. Furthermore, our core competitiveness lies in our professional foreign trade services (covering documentation, logistics, and regulatory compliance), ensuring a smooth and worry-free procurement process for you.


Q2: How is the security of my transaction guaranteed when working with Huafeng Chemical?
A: We strictly adhere to international trade rules (Incoterms® 2020) and accept various payment methods, such as Letters of Credit (L/C) and Telegraphic Transfers (T/T). For new clients, we support small-batch trial orders and can clearly define arbitration clauses and applicable laws within the contract. Additionally, we maintain a robust risk management system to help you mitigate common trade risks, such as exchange rate fluctuations, shipping delays, and document discrepancies.


Q3: Do you have experience serving clients in Russian-speaking regions?
A: Yes. We place great importance on the Russian-speaking market; our team includes Russian-speaking business professionals who are well-versed in the import regulations of Russia and the Eurasian Economic Union (EAEU). We understand the importance of EAC certification to clients in these regions and can assist with related compliance inquiries. We have established connections with chemical traders across various CIS countries and have gained valuable experience in specialized packaging and temperature-controlled shipping designed to withstand harsh local winter conditions.


Q4: How do you guarantee product quality?
A: We implement a strict supplier qualification and periodic audit system. A Certificate of Analysis (COA)—issued by the original manufacturer—is provided with every shipment. We also welcome pre-shipment inspections conducted by internationally recognized third-party agencies such as SGS, BV, or ITS. Should the test results fail to meet the standards specified in the contract, you have the right to reject the goods or request a replacement.

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