- 化學(xué)名：乙酸銨
- 分子式：CH3COONH4
- 分子量：77.08
- CAS: 631-61-8
- 性狀：無色或白色易易吸潮結(jié)晶，溶于水，微溶于丙酮和乙醇。水溶液顯中性。
- 用途：用作分析試劑、肉類防腐劑，也用作制藥等。
- 包裝：內(nèi)襯聚乙烯塑料袋，外套復(fù)合塑料編織袋包裝，每袋凈重25kg。
- 貯存與運輸：貯存在通風(fēng)清潔庫房中，裝載運輸時要輕裝輕放，防止破損，防止受潮、受熱，與有毒物品隔離。
| 質(zhì)量指標(biāo) | Specification | 試劑級(GB/T 1292-2008) | ||
| 優(yōu)級純 | 分析純 | 化學(xué)純 | ||
| 含量（CH3COONH4），w/% ????????≥ | Content(CH3COONH4),w/% ???????????≥ | 98.0 | 98.0 | 97.0 |
| pH值（50g/L，25℃） | ??pH value(50g/L,25℃) | 6.7-7.3 | 6.5-7.5 | 6.5-7.5 |
| 澄清度實驗/號 ??????????????????≤ | Clarity Test/No ??????????????????????≤ | 2 | 3 | 5 |
| 水不溶物，w/% ?????????????????≤ | Insoluble Substances,w/% ???????????≤ | 0.002 | 0.005 | 0.01 |
| 灼燒殘渣（以硫酸鹽計），w/% ?????≤ | Ignition Residue, w/% ????????????????≤ | 0.005 | 0.005 | 0.01 |
| 水分（H2O），w/% ???????????????≤ | Moisture ,w/% ???????????????????????≤ | 2.0 | ———— | ——— |
| 氯化物（Cl)，w/% ????????????????≤ | Chlorides (Cl),w/%????????????????????≤ | 0.0005 | 0.0005 | 0.001 |
| 硫酸鹽（SO4），w/% ?????????????≤ | Sulfates(SO4),w/% ???????????????????≤ | 0.001 | 0.002 | 0.005 |
| 硝酸鹽（NO3)，w/% ??????????????≤ | Nitrates(NO3),w/% ????????????????????≤ | 0.001 | 0.001 | ——— |
| 磷酸鹽（PO4），w/% ?????????????≤ | Phosphates?(PO4),w/%????????????????≤ | 0.0003 | 0.0005 | ——— |
| 鎂（Mg)，w/% ???????????????????≤ | Magnesium?(Mg),mg/kg ???????????????≤ | 0.0002 | 0.0004 | 0.001 |
| 鈣（Ca)，w/% ????????????????????≤ | Calcium(Ca),w/% ????????????????????≤ | 0.0005 | 0.001 | 0.002 |
| 鐵（Fe)，w/% ????????????????????≤ | Iron (Fe),?w/% ???????????????????????≤ | 0.0002 | 0.0005 | 0.001 |
| 重金屬（以Pb計）,w/% ???????????≤ | Heavy metals?(Pb).?w/% ?????????????≤ | 0.0002 | 0.0005 | 0.001 |
| 還原高錳酸鉀物質(zhì)（以O(shè)計)，w/% ??≤ | Reduction of Potassium Permanganate,w/%?≤ | 0.0016 | 0.0032 | 0.0032 |
1、Chemical Name:?Ammonium Acetate
2、Molecular Formula:?CH3COONH4
3、Molecular Weight:?77.08
4、CAS:?631-61-8
5、Character:?It occurs as white triangular crystal with acetic acid smell.?It’s soluble in water and ethanol, ???insoluble in acetone.
6、Usage: It’s used as analytical reagent, preservative for meat?and also used in pharmacy.
7、Packing:?It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer
layer. The net weight of each bag is 25kg.
8、Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from heat and
moisture during transportation,unloaded with care so as to avoid damage.Furthermore, it must be stored
separately from poisonous substances.