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Sodium salicylate

Cas:
54-21-7
Molecular Structure:
MDL:
--MFCD00002440
Molecular Formula:
C7H5NaO3;HOC6H4COONa
Molecular Weight:
162.10
Alias:
柳酸鈉,2-羥基苯甲酸單鈉鹽,鄰羥基苯甲酸鈉,楊酸鈉 2-Hydroxybenzoic acid sodium salt Salicylic acid sodium salt sodium o-hydroxybenzoate
Product order:
Name Specifications Packing Price Delivery
Sodium salicylate USP 500g RMB 528 Consulting service
Sodium salicylate AR 1Kg RMB 171.6 Consulting service
Sodium salicylate CP 500g RMB 63.8 Consulting service
Sodium salicylate AR 250g RMB 63.8 Consulting service
Character:
白色鱗片或粉末。易溶于水(1:0.8,25℃)和甘油(1:5),能溶于95%乙醇(1:11),幾乎不溶于醚、氯仿和苯。水溶液呈微酸性(pH5-6)。久露光線中變粉紅色。無臭或微帶特殊的臭氣,味甜不適。
熔點(diǎn):200 °C
Quality Standard:
   
   Q/(HG)SJ 076-91
項(xiàng)目Item                                分析純       化學(xué)純
                                         (AR)         (CP)
含量(C7H5NaO3)Assay,%                   ≥99.5-100.3  99.5-100.5
水不溶物Insiluble matter in water,%     ≤0.005       0.01
游離堿Free alkalies                       合格        合格
氯化物(Cl)Chloride,%                    ≤0.003       0.006
硫酸鹽(SO4)Sulfate,%                    ≤0.01        0.02
銨鹽(NH4)Ammonium,%                     ≤0.03        0.06
鐵(Fe)Iron,%                            ≤0.0005      0.001
重金屬(以Pb計(jì))Heavy metals,%            ≤0.001       0.002
水份(H2O)Water,%                        ≤0.3         0.5

USP 級(jí)
ASSAY (C7H5NaO3) 99.5 - 100.5 % 
WATER -- 0.5 % 
SULFITE OR THIOSULFATE -- TO PASS TEST 
HEAVY METALS (as Pb) -- 0.002 % 

Storage:
密封避光保存。
用途  有機(jī)合成原料;防腐劑;測(cè)胃液中游離酸的試劑;點(diǎn)滴分析二氧化鈾。解熱鎮(zhèn)痛藥和抗風(fēng)濕藥。
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