پارافرمالدهید چیست؟ پارافرمالدئید یک ماده جامد سفید رنگ با فرمول شیمیایی (CH₂O)n است از پارافرمالدهید در تولید مواد ضدعفونی کننده، حشره کش ها و سموم دفع آفات استفاده می شود. پارافرمالدهید در آزمایشگاه برای فیکس کردن بافت ها و سلول ها و ضدعفونی کردن و از بین بردن باکتری ها و قارچ استفاده می شود.
Paraformaldehyde
Catalogue Number | 104005 |
CAS number | 30525-89-4 |
Grade | DAC |
Hill Formula | (CH₂O)n |
Chemical formula | (CH₂O)n |
HS Code | 2912 60 00 |
Structure formula Image |
Physicochemical Information
Density | 1.4 g/cm3 (20 °C) |
Explosion limit | 7 - 73 %(V) |
Ignition temperature | 300 °C |
Melting Point | 100 - 130 °C |
pH value | 5.5 (H₂O, 20 °C) (saturated solution) |
Vapor pressure | 1.93 hPa (25 °C) |
Toxicological Information
LD 50 oral | LD50 Rat 592 mg/kg |
Safety Information according to GHS
Hazard Pictogram(s) | ![]() ![]() ![]() |
Hazard Statement(s) | H350: May cause cancer. H302 + H332: Harmful if swallowed or if inhaled. H315: Causes skin irritation. H317: May cause an allergic skin reaction. H318: Causes serious eye damage. H335: May cause respiratory irritation. H341: Suspected of causing genetic defects. |
Precautionary Statement(s) | P201: Obtain special instructions before use. P280: Wear protective gloves. P280: Wear eye protection. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. |
Signal Word | Danger |
RTECS | RV0540000 |
Storage class | 4.1B Flammable solid hazardous materials |
WGK | WGK 2 water endangering |
Disposal | 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
Safety Information
Hazard Symbols | Toxic |
Categories of danger | harmful, irritant, carcinogenic, sensitizing |
R Phrase | R 45-20/22-37/38-68-41-43 May cause cancer.Also harmful by inhalation and if swallowed.Irritating to respiratory system and skin.Possible risk of irreversible effects.Risk of serious damage to eyes.May cause sensitisation by skin contact. |
S Phrase | S 22-26-36/37-45-53 Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).Avoid exposure - obtain special instructions before use. |
کمپانی سازنده:
Merck آلمان بسته بندی شیمی طب کالا
رجیستری نامبر:
CAS [30525-89-4]
وزن مولکولی (M):
30,03g/mol
فرمول مولکولی:
(CH₂O)n
دمای نگهداری:
10 تا 30 درجه سانتی گراد
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Toxic