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質(zhì)量指標(biāo)	Specification	試劑級(GB/T 1292-2008)
質(zhì)量指標(biāo)	Specification	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.

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