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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.

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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

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