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raksa @ mekuri

Bahaya merkuri

apaitumerkuri.jpg
 
Wuih biar betul ape yg dibincangkan ni...

Kat gombak ada sorang ustad guna merkuri buat mengubat orang. Aku sendiri dah pergi berkali2 (orang ajak la)..
Sekali berubat dia amik merkuri dalam 2-3 titik letak dalam pinggan keluli, pastu campur minyak sikit, baca2 sikit pastu sapu ke badan. Kalau untuk pesakit yg kronik dia suh sapu skit kat ujung jari, masuk dlm hidung dan sedut kuat2..

Dia ada tunjuk botol2 merkuri tu. Yang besar botol gel rambut tu punyalah berat, harga beribu2 plak tu.
 
baru aku tau raksa ni mcm logam ... aku ingat raksa mcm laksa :))
 
mercury-poisoning.jpg


Bahaya la berurusan dgn merkuri ni. Merkuri mudah evaporate dan boleh meresap melalui kulit. Kalau terhidu/terkena excessive dosage boleh rosak otak, buah pinggang, limpa dan sistem saraf.


MSDS for Mercury

General

Synonyms: quicksilver, colloidal mercury, liquid silver
Molecular formula: Hg
CAS No: 7439-97-6
EINECS No: 231-106-7
Annex I Index No: 080-001-00-0

Physical data

Appearance: silvery liquid metal
Melting point: -39 C
Boiling point: 357 C
Vapour density:
Vapour pressure: 0.002 mm Hg at 20 C
Density (g cm-3): 13.53
Flash point:
Explosion limits: n/a
Autoignition temperature:
Water solubility: negligible

Stability

Stable. Incompatible with strong acids, sodium thiosulfate, ammonium hydroxide.

Toxicology

Toxic. Cumulative in the body, so long-term exposure to the metal may be serious or fatal. Inhalation may lead to liver, kidney and CNS damage. Harmful by ingestion and by skin contact.
Typical TLV/TWA 0.05 mg m-3. Typical PEL 0.1 mg m-3.

Toxicity data
(The meaning of any abbreviations which appear in this section is given here.)

IHL-RBT LCLO 29 mg m-3
IHL-RBT ACUTE 28 mg m-3
IHL-RAT CHRONIC 0.3 mg m-3
IHL-RBT CHRONIC 0.1 - 6 mg m-3
IHL-MAN TCLO 150 microg/m3/46d: CNS, GIT

Risk phrases
(The meaning of any risk phrases which appear in this section is given here.)

R21 R22 R23 R33 R50 R53.

Environmental information

Toxic to aquatic organisms and a wide variety of living species - may cause long-term and serious damage in the environment.

Transport information
(The meaning of any UN hazard codes which appear in this section is given here.)

Hazard class 8.0. Packing group III.

Personal protection

Good ventilation. Do not use in the open laboratory.
 
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