Product Physical Properties
WHITE POWDER CRYSTAL, SPECIFIC GRAVITY IS 1.586, IT CANDISSOLVE IN WATER, BUT CANT DISSOLVE IN ALCOHOL AND ACETINE.
Specifications:
Appearance: white free-flowing crystalline powder without agglomeration
Purity as Ammonium Bicarbonate ,% by weight 99.5 (minimum)
Chloride (as Cl), % by weight 0.20(maximum)
Sulphates (as SO4),% by weight 0.10(maximum)
Iron (as Fe), % by weight 0.004(maximum)
Nonvolatile matter, % by weight 0.10(maximum)
Heavy metals (as Pb), ppm 2.50(maximum)
Copper (as Cu), ppm 5.0(maximum)
Arsenic (as As), ppm 0.6(maximum)
Tarry matter To pass test
Oil Content Less than 10 ppm
Melamine Content NIL
USAGE
BAKING FOODS SUCH AS CRISP CAKE, BISCUIT ETC. IN ADDITION, ITALSO WIDELY USED IN CHEMICAL FIELD SUCH AS FLOUR BRIGHTENING AGENT,RARE EARTH DEEP PROCESSING, MEDICINE MIDBODY, PLASTICS PROCESSING,ELECTRONIC ELEMENT ETC.
PACKING
OUTSIDE IS WEAVE BAG OR PAPER BAG, INSIDE IS FOOD PLASTICSBAG, 25KG/BAG. THE PACKING ALSO CAN ACCORDING TO CONSUMERS REQUEST.
Product Feature
Odor: Slight irritative.
Specific Gravity: Unavailable
Solubility: Soluble in water.
Density: 2.19
pH: 6-7
pH Test-Method: PH test paper.
% Volatiles by volume @ 21C (70F): 0
Boiling Point: Not applicable.
Melting Point: >300 C Decomposes.
Vapor Pressure (mm Hg): No information found.
Bulk Density: ~0.9
Evaporation Rate (BuAc=1): No information found.
Application
1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching .
2. bleaching paper pulps , especially mechanical pulps, its the most fittable bleaching agent in pulps.
3. bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products,
4. in mineral, the compound of thiourea and other sulphides.
5. as reducing agent in chemical industry.
6. Sodium hydrosulfite food additive grade is used in foodstuffs, as bleaching agent and preservative dried fruits, dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms.
Packaging 50kg/100kg net in iron drums with double PVC bags
Product Specification/Models
NDEX 90%, 88%, 85%. FOOD ADDITIVE
Na2S2O4, 90%, 88%, 85%, Fe 20ppm ZincZnOther heavy metal
calculated as Pb, 1ppm
Water Insolubles05%
Shelf Life(month)12
Tumi Ishi (pronounced Too-me Ee-she) are wood balancing blocks that are are meant to resemble stones. With so many different
shapes and sizes, they are fun to hold and stack.
These blocks make a great unique gift for that hard to shop for person. These also make beautiful and classy decorative pieces.
Put them in a glass dish, stack them on your dining room table, coffee table, or desk.
Tumi Ishi (pronounced Too-me Ee-she) are wood balancing blocks that are are meant to resemble stones. With so many different shapes and sizes, they are fun to hold and stack. These blocks make a great unique gift for that hard to shop for person. These also make beautiful and classy decorative pieces. Put them in a glass dish, stack them on your dining room table, coffee table, or desk.
Lx-c durometer meter applied to foam, sponge, shoe materials, such as durometer testing of materials with low hardness. This product is light hg/t2498-93 and other relevant standards.
1. Dial value: 0 ~100hc
2. Needle stroke: 2.5 mm
3. Measure range: 10 ~90hc
4. Needlepoint size: sr 2.5 mm
5. Dimension:115¡¡§¡é60¡¡§¡é25mm
6. Weight: 0.5 kg
Product Features;
Six Impact Devices are available for special applications(D,DC,D+15,C,DL,G)
Direct display of hardness scales HRB,HRC,HV,HB,HS,HL;
Software to connect with PC and Dataview for PC operation;
Automatic identification Impact Devices and test direction (Except G);
Software data and upperlower limits setting and sound alarm;
Time and date setting; auto-clock;
On-Board memory holds 240-1000 groups of data;
Integral thermal printer, print all test results and histogram;
For all metallic materials;
Li Battery , low voltage indication and sound alarm;
LCD with blue back-light, showing all functions and parameters;
Wide measuring range;
Long standby time and stable performance of field work;
Technical specifications:
Hardness Scale:HL,HRC,HRB,HV,HB,HS
Accuracy:í+4HLD(760í+20HLD) repeatability of displayed value
Standard Impact Device:D
limits set measuring range:(170~960)HLDD Optional Impact
Devices:C DC D+15 DL G
Operating Temperaturee:0~40
Statistics Function:Average Max Min calculation,limits setting and alarm
Testing direction:Automatic
Min.thickness of hardened:0.8mm
Chargeing time:3~5hours
Power:Li Battery 4.2V/1600mAh
Charger:5V/500mA
Overall Dimensions:147*69*23mm
Weight:186g
Computer Interface:RS232
Min.Workpiece thickness:5mm (D DC DL D+15)1mm (C)10mm (G)
memory:240~1000 groups
Min.Workipece Weight:2~5Kg on stable support 0.05~2Kg with compact coupling
Min.Radius of Workpiece:Rmin=50mm(with support ring Rmin=10mm) Max.Workpiece
Hardnesss:996HV (D DC D+15 DL C) 646HB (G)
Continuous Working Time:About 200hours
Wide measuring range, for all metallic materials
Direct display of hardness scales hrb, hrc, hv, hb, hs, hl
Conversion to tensile strength (u.T.S.)
Test at any angle, even upside down
Removable printer included
Six impact devices are available for special applications
Large lcd display showing all functions and parameters
Battery low indication
New function of software calibration
Power charging indication on the keyboard led
Fault distinguish in details
1.1 General introduction
APGK-307 is special instrument for power system GIS mechanical properties measuring. The instrument takes IPC for the core to sample and data process. It has 12.1 LCD to display and 12.1 touch pad for operation. Rich experience database makes the tester more intelligence. The tester has the characteristic of accurate test data, strong anti-jamming, easy operation, small size and light weight.
1.2 Functions
1. Measure opening and closing time, synchronism performance ,bounce time and bounce times of common and graphite GIS.
2. Measure distance, average speed and instantaneous speed of on and off of common and graphite GIS.
3 Finish test of continuous on and off of common and graphite GIS.
4. Measure coil current of common and graphite GIS.
5. Draw GIS state-time curve, current-time curve, distance-time curve and speed-distance curve.
6. Show 12 GIS port status of common and graphite GIS.
1.3 Technique index
1) Time measuring:
Number of ports of GIS measured :í_12
Range of the setting time during the measuring course: >100 seconds
Resolution: 0.01ms
2) Distance measuring:
Distance sample rules:0-3
Range: <250mm
Resolution: 0.01mm
3) Errors of measuring
Error of time measuring: í+1%
Error of distance measuring: í+1mm
4) Speed measurement range: 0í¬20m/s
5) The tester has 8G storage room, saves test data more than1000 groups
6) Power output:
Output voltage: DC 20Ví¬220V error: 1%
Output current: 0í½20A
7) Operating conditions:
Rated power supply: AC220Ví+10%, 50HZ
Power consumption: í_60W
Temperature of environment: 0~40íµ
Humidity of environment: í_90%RH
Size: 465mm*290mm*150mm
Weight: <10kg .
Wooden case
Size: 465mm*290mm*150mm
Weight: <10kg.
