- 化學(xué)名:乙酸銨
- 分子式:CH3COONH4
- 分子量:08
- CAS: 631-61-8
- 性狀:無(wú)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(lèi)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(yùn)輸:貯存在通風(fēng)清潔庫(kù)房中,裝載運(yùn)輸時(shí)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(jí)(GB/T 1292-2008) | ||
優(yōu)級(jí)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(shí)驗(yàn)/號(hào) ??????????????????≤ | Clarity Test/No ??????????????????????≤ | 2 | 3 | 5 |
水不溶物,w/% ?????????????????≤ | Insoluble Substances,w/% ???????????≤ | 0.002 | 0.005 | 0.01 |
灼燒殘?jiān)ㄒ粤蛩猁}計(jì)),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(jì)),w/% ???????????≤ | Heavy metals?(Pb).?w/% ?????????????≤ | 0.0002 | 0.0005 | 0.001 |
還原高錳酸鉀物質(zhì)(以O(shè)計(jì)),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.