1.02481

Chromium(III) nitrate nonahydrate

for analysis EMSURE^®

• 동의어(들): Chromium(III) nitrate nonahydrate, Chromic Nitrate
• Linear Formula: Cr(NO₃)₃ · 9H₂O
• CAS Number: 7789-02-8
• Molecular Weight: 400.15
• MDL number: MFCD00149659
• UNSPSC 코드: 12352302
• EC 인덱스 번호: 236-921-1
• NACRES: NA.21

속성

• Quality Level: 300
• 제품 라인: EMSURE^®
• 분석: ≥98.0% (iodometric)
• 형태: solid
• 효능: 3250 mg/kg LD₅₀, oral (Rat)
• 불순물: ≤0.05% Substances not precipitated by ammonia (as sulfates)
• pH: 2-3 (20 °C, 50 g/L in H₂O)
• mp: 36-37 °C
• solubility: 810 g/L
• 벌크 밀도: 710 kg/m³
• 음이온 미량물: chloride (Cl^-): ≤0.002%; sulfate (SO₄^2-): ≤0.005%
• 양이온 미량물: Cu: ≤0.001%; Fe: ≤0.01%; NH₄⁺: ≤0.002%
• 저장 온도: 15-25°C
• InChI: 1S/Cr.3NO3/c;3*2-1(3)4/q+3;3*-1
• InChI key: PHFQLYPOURZARY-UHFFFAOYSA-N

설명

분석 메모

Assay (iodometric): ≥ 98.0 %
pH-value (5 %; water): 2.0 - 3.0
Chloride (Cl): ≤ 0.002 %
Sulfate (SO₄): ≤ 0.005 %
Cu (Copper): ≤ 0.001 %
Fe (Iron): ≤ 0.01 %
NH₄ (Ammonium): ≤ 0.002 %
Substances not precipitated by ammonia (as sulfates): ≤ 0.05 %

법적 정보

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

안전성 정보

• 픽토그램: GHS03,GHS07
• 신호어: Warning
• 유해 및 위험 성명서: H272 - H315 - H317 - H319 - H412
• 예방조치 성명서: P210 - P220 - P273 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Aquatic Chronic 3 - Eye Irrit. 2 - Ox. Sol. 3 - Skin Irrit. 2 - Skin Sens. 1B
• Storage Class Code: 5.1B - Oxidizing hazardous materials
• WGK: WGK 3
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable