106336.1000
Sodium dichromate
| Ürün bilgisi |
| Grade |
ACS |
| Synonyms |
Sodium bichromate, Sodium pyrochromate |
| Hill Formula |
Cr2Na2O7*2H2O |
| Chemical formula |
Na2Cr2O7 * 2 H2O |
| HS Code |
2841 30 00 |
| EC number |
234-190-3 |
| Molar mass |
298.00 g/mol |
| EC index number |
024-004-00-7 |
| CAS number |
7789-12-0 |
| Kimyasal ve fiziksel veri |
| Solubility |
731.8 g/l (20 °C) |
| Melting point |
356.7 °C (anhydrous substance) |
| Molar mass |
298.00 g/mol |
| Density |
2.35 g/cm3 (20 °C) |
| Bulk density |
1200 kg/m3 |
| pH value |
4.0 (1 g/l, H2O, 20 °C) |
| Boiling point |
400 °C (decomposition) |
| GHS'e göre güvenlik bilgisi |
| Hazard Statement(s) |
H272: May intensify fire; oxidiser.
H301: Toxic if swallowed.
H312: Harmful in contact with skin.
H314: Causes severe skin burns and eye damage.
H317: May cause an allergic skin reaction.
H330: Fatal if inhaled.
H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled.
H340: May cause genetic defects.
H350: May cause cancer.
H360FD: May damage fertility. May damage the unborn child.
H372: Causes damage to organs through prolonged or repeated exposure.
H410: Very toxic to aquatic life with long lasting effects.
|
| Precautionary Statement(s) |
P201: Obtain special instructions before use.
P273: Avoid release to the environment.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
P301 + P330 + P331: IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
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 |
| Hazard Pictogram(s) |
    
|
| RTECS |
HX7750000 |
| Storage class |
5.1 B Oxidising agents (TRG 515 Group 2+3) |
| WGK |
WGK 3 highly water endangering |
| Disposal |
22
Inorganic peroxides and oxidants as well as bromine and iodine should be rendered harmless by reduction with acidic sodium thiosulfate solution (Cat. No. 106513); container D or E. Slightly soluble oxidants should be collected separately in container E or I. |
| Güvenlik bilgisi |
| R Phrase |
R 45-46-60-61-21-25-26-48/23- 8-34-42/43-50/53
May cause cancer.May cause heritable genetic damage.May impair fertility.May cause harm to the unborn child.Also harmful in contact with skin.Also toxic if swallowed.Also very toxic by inhalation.Also toxic: danger of serious damage to health by prolonged exposure through inhalation.Contact with combustible material may cause fire.Causes burns.May cause sensitization by inhalation and skin contact.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| S Phrase |
S 53-45-60-61
Avoid exposure - obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste.Avoid release to the environment. Refer to special instructions/ Safety data sheets. |
| Categories of danger |
carcinogenic, mutagenic, toxic for reproduction, very toxic, oxidizing, corrosive, sensitizing, dangerous for the environment |
| Hazard Symbol |
 Oxidising  Very toxic  Dangerous for the environment
|
| Nakliye bilgisi |
| Declaration (railroad and road) ADR, RID |
UN 3086 Giftiger fester Stoff, entzündend (oxidierend) wirkend, n.a.g.(NATRIUMDICHROMAT), 6.1 (5.1), II |
| Declaration (transport by sea) IMDG-Code |
UN 3086 TOXIC SOLID, OXIDIZING, N.O.S.(SODIUM DICHROMATE), 6.1 (5.1), II |
| Declaration (transport by air) IATA-DGR |
UN 3086 TOXIC SOLID, OXIDIZING, N.O.S.(SODIUM DICHROMATE), 6.1 (5.1), II |
| Toksikolojik veri |
| LD 50 oral |
LD50 rat 50 mg/kg |
| LD 50 dermal |
LD50 rabbit 1000 mg/kg |
| Spesifikasyonlar |
| Assay (iodometric) |
99.5 - 100.5 % |
| Identity |
passes test |
| Insoluble matter |
≤ 0.005 % |
| Chloride (Cl) |
≤ 0.002 % |
| Sulphate (SO4) |
≤ 0.01 % |
| Al (Aluminium) |
≤ 0.002 % |
| Ca (Calcium) |
≤ 0.002 % |
| Cu (Copper) |
≤ 0.001 % |
| Fe (Iron) |
≤ 0.002 % |
| K (Potassium) |
≤ 0.01 % |
| Mg (Magnesium) |
≤ 0.005 % |
| Pb (Lead) |
≤ 0.002 % |
