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    Home > Biochemistry News > Microbiology News > 120 common toxic substances and protective methods in biological laboratories

    120 common toxic substances and protective methods in biological laboratories

    • Last Update: 2021-01-23
    • Source: Internet
    • Author: User
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    1.Tris inhalation, ingestion, skin absorption can cause harm. Wear
    gloves
    goggles and goggles.
    2. Amino acetic acid: inhalation, ingestion, skin absorption can cause harm. Wear gloves and goggles. Avoid inhaling dust.
    3.X-semi-lactose (X-gal): toxic to the eyes and skin. Follow the usual precautions when using powder. It should be noted that the X-gal solution
    prepared
    organic organic solvent (DMF).
    4.β-semi-lactose glycosidease: irritating and can produce allergic reactions. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles.
    5.Amphetamine: Inhalation, ingestion, skin absorption can cause harm. Wear gloves and goggles. Operate in the ventilation cabinet.
    6.Phenol: Highly toxic and highly corrosive, can cause severe burns. Inhalation, ingestion, and skin absorption can cause damage. Wear appropriate gloves and goggles, protective clothing and operate in the ventilation cabinet. If there is skin contact with the drug, can be rinsed with a large amount of water, and washed with soap and water, do not wash with ethanol.
    7.Benzoyl sulfonyl fluoride (PMSF): A highly toxic cholinesterase inhibitor. Great damage to the mucous membranes, eyes and skin of the upper respiratory tract. Wear suitable gloves and goggles and operate in the ventilation cabinet. In case your eyes or skin come into contact with this medicine, rinse it immediately with plenty of water and discard contaminated clothing.
    8.Benzoic acid: Irritating. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles and do not inhale.
    9.Parabens: Irritating. Inhalation, ingestion, and skin absorption can cause damage. Avoid contact with the eyes. Wear appropriate gloves and goggles.
    10.Phenyl ethanol: irritating. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles away from fire, sparks and open flames.
    11.Acrylamide (not polymerized): is a potential neurotoxin that can be absorbed through the skin (with cumulative effects). Avoid inhaling dust. When weighing acrylamide and methylene diamide powders, wear gloves and masks and operate in a chemical ventilation cabinet. Polymerized acrylamide is non-toxic, but care should also be taken when using it, as there may be a small amount of unreco polymerized acrylamide.
    12.Protease K: Irritating. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles.
    13.Propylene iodide: Inhalation, ingestion, skin absorption can cause harm. Stimulates the eyes, skin, mucous membranes and upper respiratory tract. It induces mutations and may cause cancer. Wear gloves and goggles, protective clothing, and operate carefully in the ventilation cabinet.
    14.Iodine acetylamide: can base
    amino
    protein, thereby affecting the
    antigen

    amino acid
    sequence analysis. Toxic. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles. Operate in the ventilation cabinet and do not inhale dust.
    15.Sodium nitride: highly toxic and can block the electron transport system of cytochrome. Solutions containing this medicine should be clearly marked. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles and use them with care. This medicine is an oxidant and should be kept away from combustibles.
    16.Polyformaldehyde: Highly toxic. Easy to absorb through the skin, and has serious damage to the skin, eyes, mucous membranes and upper respiratory tract. Avoid inhaling dust. Wear gloves and goggles and operate in the ventilation cabinet. Polyformaldehyde is an unresoled form of formaldehyde.
    17.3,3'-Amphetamine tetrahydrochloride: As a carcinogen, be very careful when operating. Avoid inhaling gas. Wear gloves and goggles. Operate in the ventilation cabinet.
    18.Xylene: flammable, high concentration has anaesthetic effect. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles. Operate in the ventilation cabinet. Always stay away from heat, sparks and open flames.
    19. Xylene blue: see xylene.
    20. Sodium methamphetate: May be a carcinogen and contain arsenic, highly toxic. Wear gloves and goggles and operate only in the ventilation cabinet.
    21. Sodium methamphetate: May be a carcinogen and contain arsenic, highly toxic. Wear gloves and goggles and operate only in the ventilation cabinet.
    21. N, N-dmylamide (DMF): Irritates the eyes, skin, and mucous membranes. It can be toxic by inhalation, ingestion, and skin absorption. Chronic inhalation can cause liver and kidney damage. Wear gloves and goggles and operate in the ventilation cabinet.
    22. DMSO: Inhalation, ingestion, skin absorption can cause damage. Wear gloves and goggles and operate in the ventilation cabinet. DMSO is stored in an airtight container for combustibles. Keep away from heat, sparks and open flames.
    23. DTT: A strong reducing agent with a bad odor. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles and operate in the ventilation cabinet when using solids or high concentration solutions.
    24. 4 x, 6--2xbenzene-phenyl phenylic hydrochloric acid (DAPI): may be a carcinogen. Inhalation, ingestion, and skin absorption can cause damage. Can cause irritation. Avoid inhalation. Wear gloves and goggles and operate in the ventilation cabinet.
    25. Radioactive substances: When a planned experiment involves the use of radioactive materials, the following should be included: the physical and chemical properties of
    isotopes
    (e.g. half-life, radiation type, radiation energy), the chemical form of radioactive substances, their radiation (specific activity) total, chemical concentration, how much need to be used on the predetermined amount, the use of radioactive materials, always wear gloves and goggles, wearing laboratory work clothes. X and γ are short-wave electromagnetic waves emitted by radioactive material from the instrument, which can radiate out or cluster into a beam of radiation. Their potential danger is determined by the time, intensity, and wavelength of exposure.
    26. Line mycobacteria D: is a teratogenic agent and carcinogenic agent, has a highly toxic. Inhalation, ingestion, and skin absorption can be harmful and even fatal. Inhalation should be avoided. Wear gloves and goggles, and always operate in the chemical ventilation cabinet, line bacteria D see light decomposition.
    27. Take extra care when high-pressure glassware. Glassware in pressure cookers and metal containers should be placed in a metal mesh or plattbed partition. Use glassware in a vacuum, such as vacuum collectors,
    -drying
    equipment, or reactors under argon conditions, with caution. Wear goggles.
    28. Ammonium dithionate: it is extremely destructive
    mucous membranes
    , upper respiratory tract, eyes and skin. Inhalation can be fatal. Wear gloves and goggles and protective clothing. Must be operated in a chemical ventilation cabinet. Clean thoroughly after operation.
    29. Hydrogen peroxide: corrosive, toxic and damaging to the skin. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles and operate only in the chemical ventilation cabinet.
    30. Cycloacetylamide: Inhalation, ingestion, skin absorption can cause harm. Wear gloves and goggles and operate only in the chemical ventilation cabinet.
    31. Sulfonyl ricin (dihydrate); Do not inhale dust, wear gloves and goggles and operate in a chemical ventilation cabinet.
    32. Methotrexate (MTX): is a carcinogen and teratogenic agent. Inhalation, ingestion, and skin absorption can cause damage. Exposure can lead to gastrointestinal reactions, bone marrow inhibition, liver or kidney damage. Wear gloves and goggles and operate in a chemical ventilation cabinet.
    33. Methanol: Toxic and can cause blindness. Inhalation, ingestion, and skin absorption can cause damage. Have enough ventilation to reduce volatile air. Do not inhale these gases. Wear gloves and goggles and operate in a chemical ventilation cabinet.
    34. Ethyl sulfonate (EMS): A volatile organic solvent that induces mutations and mutations and carcinogens in the body. Inhalation, ingestion, and skin absorption can cause damage.
    35. Formaldehyde: Highly toxic and volatile. It is also a carcinogen. It can be absorbed through the skin and can cause irritation or damage to the skin, eyes, mucous membranes and upper respiratory tract. Avoid inhaling gas. Wear gloves and goggles. Always operate in the ventilation cabinet. Keep away from heat, sparks and open flames.
    36. Foric acid: highly toxic, mucous membrane tissue, upper respiratory tract, eyes, skin has great damage. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles. Operate in the ventilation cabinet.
    37. Methylamide: Can lead to teratogenic births. Its volatile gases irritate the eyes, skin, mucous membranes and upper respiratory tract. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and eye protection 38. Sodium coke phosphate: irritating. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles. Do not inhale dust.
    39. Deethyl cocarbonate (DEPC): is a potential protein desalination agent and a suspected carcinogen. Do not point to the operator or others when opening the bottle. Pressure in the bottle can cause splashing. Wear gloves and lab work clothes to operate in the ventilation cabinet.
    40. Polyacrylamide: Non-toxic, but should still be used with caution, as it may contain small amounts of non-polymerized substances.
    41. Polyethyl glycol (PEG): Inhalation, ingestion, skin absorption can cause damage. Avoid inhaling powder. Wear gloves and goggles.
    42. Bacteria (transport): The health education and welfare department classes various bacteria into different categories according to transport equipment. E. coli non-pathogenic species (K12) and Bacillus spores are the first category, under normal transport conditions are non-hazardous or very harmful very small. However, some strains of salmonella, Haemophilus, streptomyces and false monosporine are in the second category. The second type of bacteria is "general potential hazardous agents: diseases of varying severity that can be operated under common laboratory techniques." ”
    43. Anti-quenching agent: see aniline.
    44. Coomas Bright Blue: Inhalation, ingestion, skin absorption can cause damage. Wear gloves and goggles.
    45. Joints (DMP): Stimulates the eyes, skin and mucous membranes. It can be toxic by inhalation, ingestion, and skin absorption. Do not inhale gas and wear gloves, masks and goggles.
    46. Streptomycin: Toxic, suspected as a carcinogen and mutation inducer. Can cause allergic reactions. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles.
    47. Bright peptides; inhalation, ingestion, skin absorption can cause damage. Wear gloves and goggles. Operate in the ventilation cabinet.
    48. Phthalates: Inhalation, ingestion, skin absorption can cause damage. Wear gloves and goggles. Do not inhale gas.
    49. Sodium phosphate: Inhalation, ingestion, skin absorption can cause damage. Wear gloves and goggles. Operate in the ventilation cabinet.
    50. Phosphoric acid: highly corrosive. Inhalation, ingestion, and skin absorption can cause damage. Wear gloves and goggles.
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