مرک هیدروکسید

Catalogue Number

106462

Replaces

SX0600-30; SX0600; SX0600-1

Synonyms

Soda caustic

CAS number

1310-73-2

EC index number

011-002-00-6

EC number

215-185-5

Hill Formula

HNaO

Chemical formula

NaOH

Molar Mass

40.00 g/mol

HS Code

2815 11 00

Application

Sodium hydroxide pellets pure. CAS No. 1310-73-2, EC Number 215-185-5.

Density

2.13 g/cm3 (20 °C)

Melting Point

319 - 322 °C

pH value

>14 (100 g/l, H₂O, 20 °C)

Solubility

1090 g/l

Hazard Pictogram(s)

Hazard Statement(s)

H290: May be corrosive to metals.
H314: Causes severe skin burns and eye damage.

Precautionary Statement(s)

P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove

Signal Word

Danger

RTECS

WB4900000

Storage class

8B Non-combustible, corrosive hazardous materials

WGK

WGK 1 slightly water endangering

Disposal

13
Bases and alcoholates should be diluted if necessary by carefully stirring them into water and then neutralized (protective gloves, fume cupboard!) with hydrochloric acid (Cat. No. 100312). Before placing in container D, check the pH with pH universal indicator strips (Cat. No. 109535).

Hazard Symbols

Corrosive
 

Categories of danger

corrosive

R Phrase

R 35
Causes severe burns.

Storage

Store at +5°C to +30°C.

Declaration (railroad and road) ADR, RID

UN 1823 , 8, II

Declaration (transport by air) IATA-DGR

UN 1823 , 8, II

Declaration (transport by sea) IMDG-Code

UN 1823 , 8, II, Segregation Group: 18 (Alkalis)

Assay (acidimetric,NaOH)

≥ 99.0 %

Carbonate (as Na₂CO₃)

≤ 1.0 %

Chloride (Cl)

≤ 0.01 %

Sulphate (SO₄)

≤ 0.01 %

Heavy metals (as Pb)

≤ 0.002 %

Al (Aluminium)

≤ 0.002 %

Fe (Iron)

≤ 0.002 %