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meta-Phosphoric acid
| 产品编号： | 4090921 |
| 规格： | pieces for analysis (stabilized with sodium metaphosphate) EMSURE® |
| 包装规格： | 100 G，500 G |
| 产品类别： | 进口试剂 |
| 品牌： | Supelco |
| 优惠价： | 立即咨询 |
产品别名
meta-Phosphoric acid
Metaphosphoric acid, m-Phosphoric acid
产品性质
| Quality Level【质量水平】 | 300 |
| vapor pressure【蒸汽压】 | <0.001 hPa ( 20 ℃) |
| composition【组成】 | HPO<SUB>3</SUB>, 40-50% acidimetric NaPO<SUB>3</SUB>, 50-60% acidimetric |
| impurities【杂质】 | ≤1 ppm As (Arsenic) ≤10 ppm Cd (Cadmium) ≤10 ppm Chloride (Cl) ≤10 ppm Cu (Copper) ≤10 ppm Ni (Nickel) ≤10 ppm Pb (Lead) ≤10 ppm Zn (Zinc) ≤100 ppm Reducing matter (as H3PO3) ≤5 ppm Co (Cobalt) ≤5 ppm Mn (Manganese) ≤5 ppm Nitrate (NO3) ≤50 ppm Fe (Iron) |
| pH【pH值(酸碱度)】 | 2 (20 ℃, 33 g/L in H2O) |
| bp | 600 ℃/1013 hPa |
| mp | 200-250 ℃ |
| density | 2.0 g/cm3 at 20 ℃ |
| bulk density【堆积密度】 | 1000 kg/m3 |
| storage temp.【储存温度】 | 2-30℃ |
基本信息
| Analysis Note【分析说明】 | Assay (acidimetric, HPO₃): 40 - 50 % Assay (acidimetric, NaPO₃): 50 - 60 % Identity: passes test Chloride (Cl): ≤ 10 ppm Nitrate (NO₃): ≤ 5 ppm Reducing matter (as H₃PO₃): ≤ 100 ppm As (Arsenic): ≤ 1 ppm Cd (Cadmium): ≤ 10 ppm Co (Cobalt): ≤ 5 ppm Cu (Copper): ≤ 10 ppm Fe (Iron): ≤ 50 ppm Mn (Manganese): ≤ 5 ppm Ni (Nickel): ≤ 10 ppm Pb (Lead): ≤ 10 ppm Zn (Zinc): ≤ 10 ppm |
| Legal Information【法律信息】 | EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany |
安全信息
| Pictograms【象形图】 | GHS05 |
| Signal word【警示用语：】 | Danger |
| Hazard Statements | H314 |
| Precautionary Statements | P260 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
| Hazard Classifications【危险分类】 | Eye Dam. 1 - Skin Corr. 1 |
| Storage Class Code【储存分类代码】 | 8B - Non-combustible, corrosive hazardous materials |
| WGK | WGK 3 |
