4-Hydroxybenzoic acid Chemical Name:4-Hydroxybenzoic acid Trade Name:p-oxybenzoic acid Molecular Formula:C7H6O3 Molecular Weight:138.12 CAS No.:99-96-7 Properties:white odorless crystalline powder, easily soluble in hot water and alcohols, aethers and acetone, slightly soluble in cold water and benzene, insoluble in carbon bisulfide; relative density is 1.46 Use: Can be used as antiseptic, intermediate of dyes, pharmaceuticals; as main material of liquid crystal polymers; as material of pesticide intermediate Specification Item Specification Polymer Grade Technical Grade Appearance white crystal powder white crystal powder Purity(on dry base) % 99.6 99.0 Melting Point 214-217 212-216 Odor odorless odorless Solubility Clear and transparent clear and transparent Loss on Drying % 0.20 0.50 Color(Pt-Co) 10 40 Ash % 0.02 0.15 Sulfate(SO42-) 0.01 0.05 Chloride(Cl-) % 0.005 0.02 Phe% 0.01 0.10 Salicylic Acid % 0.02 0.10 4-Hydroxyisophthalic Acid(HIPA) ppm 500 / Insolubles in Metha ppm 50 / Potassium(K+) ppm 5 / Sodium (Na+) ppm 5 / Iron (Fe) ppm 5 / Ca2++Mg2+ppm 5 /
Automatic dough plate setting machine shelving machine all-in-one machine, Use bionic technology to complete automatic dough plate setting and automatic shelving, which is more convenient, efficient and sanitary for the next processing, and saves labor costs. Capacity 3600pcs/hour,dough weight can adjustable,220V/0.75kw . .1person can operation ! welcome order !
Electric pruning machine for green plants circular hedge pruning machine 1.2-2.5m spherical pruning machine for shrubs: 1. Lithium drive 2. Adjustable, clockwise, counter clockwise fast and slow trim. 3. The radian can be adjusted according to the size of the ball, and the round shrubs of different sizes can be trimmed 4. It is suitable for pruning round seedlings such as holly, boxwood and Photinia serrulata 5. It can rise and fall according to the height of the ball 6. High efficiency of ball trimming, standard round wood trimming
High food vacuum packaging machine high temperature sterilization food sealing machine is suitable for all kinds of plastic composite film bags or aluminum foil composite film bags. After vacuum packaging, it can effectively keep fresh, guarantee quality, moistureproof, clean and clean all kinds of rice cakes, bean products, meat products, aquatic products, agricultural products, pickles, fast food products, prepared foods, powders, spices, electronics, hardware parts and drugs It can prevent mildew, rust, pollution, oxidation and vacuum sterilization, so as to prolong the shelf life. Continuous vacuum packaging machineï¼? welcome order ! small type ,big type ,single chamber ,2-chamber ,rolling vacuum sealing packing machine ....!
Anhydrous ethanol alcohol plant machine We professional manufacture of ethanol alcohol equipment ,DDGS ,equipment . The material can be corn(maize) ,wheat,potato,cassava,molasses,beetroot,or any other material which contains starch or sugar .we sell our products to more than 20 countries all over the world. Now our main products are as follow : 1.Turnkey ethanol /alcohol plant project which can produce 95% -96% food grade alcohol,medical alcohol,reagent grade anhydrous ethanol/alcohol or 99.8% fuel grade anhydrous ethanol .Output can be from 1000LPD to 2million LPD . 2.DDGS protein feed equipment ,feed drying equipment . 3.Waste water environmental process equipment 4.Design and manufacture ethanol/alcohol equipment according to customers inquired or drawing .
75% Medical Ethanol /Alcohol Process Plant We professional manufacture of ethanol alcohol equipment ,DDGS ,equipment ,vine gare equipment in China. The material can be corn(maize) ,wheat,potato,cassava,molasses,beetroot,or any other material which contains starch or sugar .we sell our products to more than 20 countries all over the world. Now our main products are as follow : 1.Turnkey ethanol /alcohol plant project which can produce 95% -96% food grade alcohol,medical alcohol,reagent grade anhydrous ethanol/alcohol or 99.8% fuel grade anhydrous ethanol .Output can be from 1000LPD to 2million LPD . 2.DDGS protein feed equipment ,feed drying equipment . 3.Waste water environmental process equipment 4.Design and manufacture ethanol/alcohol equipment according to customers inquired or drawing .
Fuel ethanol alcohol process plant ,Ethanol replaces fuel oil to reduce pollution and protect the earth! we offer turnkey project fuel ethanol alcohol process line and by -product process machine which have waste water treatment, feeding /Organic fertilizer/biogas power generator and so on from 5000L -600000L capacity,design according to customer raw materils ,offer installtaion commissioning training after-sale service for customer ! welcome cooperate!
CassavaTurnkey Project ethanol alcohol factory plant projcet which can produce 95%-96% food grade ethanol medical alcohol,reagent grade anhydrous ethanol alcohol or 99.8% fuel grade ethanol .Output can be from 1000L to 2million L . Medical ethanol alcohol making machine .
Fuel ethanol alcohol process plant ,Ethanol replaces fuel oil to reduce pollution and protect the earth! we offer turnkey project fuel ethanol alcohol process line and by -product process machine which have waste water treatment, feeding /Organic fertilizer/biogas power generator and so on from 5000L -600000L capacity,design according to customer raw materils ,offer installtaion commissioning training after-sale service for customer ! welcome cooperate! Need customer tell us what are your raw materil to produce ethanol/alcohol ? how many capacity per day from your raw materil or how many capacity ethanol /alcohol you want to produce ? which kind ethanol/alcohol : food type,fuel type ,medical type ,industry type are different thanks. welcome cooperate!
