双乙酸钠  SODIUM DIACETATE 一、化学名：双乙酸钠 二、分子式：C4H7O4Na 三、分子量：142.09 四、CAS: 126-96-5 　 五、性状：白色结晶粉末，带有醋酸气味，易吸潮，极易溶于水。 六、用途：用作防腐剂、营养调味剂、消毒剂、饲料中添加可提高蛋白质利用率。 七、包装：内衬聚乙烯塑料袋，外套塑料编织袋包装，每袋净重25kg。 八、贮存与运输：贮存在通风清洁库房中，装载运输时要轻装轻放，防止破损，防止受潮、受热，运     输过程中防止雨淋受潮，应与有毒物品隔离。   质量指标 Specification GB 25538-2010 FCC V 游离乙酸(以干基计)，w/%  Free acetic acid,w/% 39.0-41.0 39.0-41.0 乙酸钠（以干基计），w/%  Sodium acetate,w/% 58.0-60.0 58.0-60.0 水分，w/%                ≤ Moisture ,w/%                ≤ 2.0 2.0 pH值(100g/L溶液） PH value(100g/L solution) 4.5-5.0 4.5-5.0 易氧化物，w/%            ≤ Readily oxidizable substance,w/% ≤ 0.2 0.2 铅（Pb)，mg/kg            ≤ Lead(Pb),mg/kg               ≤        2.0 2.0 1. Chemical Name: :Sodium Diacetate  2. Molecular Formula: C4H7O4Na 3. Molecular Weight: 142.09 4. CAS: 126-96-5  5. Character: White crystalline powder，It has acetic acid odour, easy to absorb moisture and soluble in     water. 6. Usage: It can be used as antiseptic，nutrition seasoning and disinfectant. The addition of feed can increase     the utilization rate of protein. 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.  

醋酸锌   ZINC ACETATE 一、化学名：醋酸锌 二、分子式：C4H6O4Zn ；C4H6O4Zn•2H2O 三、分子量：无水：183.48，二水：219.51 四、CAS：无水：557-34-6， 二水：5970-45-6 五、性状：白色晶体粉末或者薄片，微带醋酸味，可溶于水或乙醇。 六、用途：在食品工业中用作营养强化剂。可作为印染媒染剂， 医药收敛剂，木材防腐剂，瓷器釉料等，也可用于制锌盐、<a href="https://baike.so.com/doc/4066216.html">测定</a>钠，<a href="https://baike.so.com/doc/5078682.html">硫化</a>氢，<a href="https://baike.so.com/doc/5700512.html">蛋白</a>的试剂、色谱分析试剂，媒染剂用于聚酯<a href="https://baike.so.com/doc/5421161.html">工业</a>等。 七、包装：内衬聚乙烯塑料袋，外套复合塑料编织袋包装，每袋净重25kg。 八、贮存与运输：本品应贮存在干燥通风清洁的库房中，装载运输时要轻装轻放，防止包装破损，防止受潮、受热，运输过程中防止雨淋受潮，应与有毒物品隔离。 质量指标 Specification GB1903.35-2018 BP2013 含量（C4H6O4Zn•2H2O) ，w/%   ≥ 含量(C4H6O4Zn•2H2O),w/%      ≥ 99.0-101.0 99.0-101.0 PH值 (50g/L,25℃) PH value (50g/L,25℃) 5.8-7.0 5.8-7.0 氯化物（Cl），w/%            ≤ Chlorides (Cl),w/%             ≤ 0.005 0.005 硫酸盐 (SO42-），w/%          ≤ Sulfates (SO42-),w/%            ≤ 0.01 0.01 铝（Al），w/%                ≤ Aluminum (Al), w/%            ≤  0.0004 0.0005 砷（As），w/%                ≤ Arsenic(As),w/%               ≤ 0.0002 0.0002 镉（Cd），w/%                ≤ Cadmium(Cd), w/%             ≤ 0.0002 0.0002 铜（Cu），w/%                ≤ Copper(Cu) ,w/%               ≤ ———— 0.005 铁（Fe），w/%                ≤ Iron(Fe), w%                  ≤ ———— 0.005 铅（Pb），w/%                ≤ Lead (Pb),w%                 ≤ ———— 0.001 还原性物质 Reducing Substance ———— 通过测试   1、Chemical Name: Zinc acetate 2、Molecular Formula : C4H6O4Zn ；C4H6O4Zn•2H2O 3、Molecular Weight: Anhydrate：183.48,Dihydrate：219.51 4、CAS： Anhydrate：557-34-6,Dihydrate：5970-45-6  5、Character:White crystalline powder or thin slice with slightly acetic acid taste, and it’s soluble in water or ethanol. 6、Usage:Used as a nutritional fortifier in the food industry.It can be used as printing and dyeing mordant, medicine convergent agent, wood preservative, porcelain glaze, etc., it can also be used in the production of zinc salt, determination of sodium, hydrogen sulfide, protein reagent, chromatography reagent, mordant for polyester industry. 7、Packing: It is packed with a polyethylene bag as the inner layer, and a compound plastic woven bag as the 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 substance

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