GB/T 8151.10-2000 Chemical analysis methods for zinc concentrates - Determination of tin content
Some standard content:
IC573.060
National Standard of the People's Republic of ChinabZxz.net
GB/T8151.10—2000
Methods for chemical analysis of zinc concentrate
Determination of tin content
Methods for chemical analysis of zinc concentrate-Determination of tin content
2000-02-16 Issued on August 1, 2000 and implemented on CB/T8151.1G-2530. The standard adopts two chemical analysis methods for determination of tin content in zinc ore: Method 1: Determination of tin content by atomic fluorescence harmonic method for hydrogenation reaction; Method 2: Determination of tin content by atomic fluorescence spectroscopy; Method 3: Determination of tin salt content by fluorescence spectroscopy; Method 4: Determination of tin content by zinc ore chemical analysis; Method 5: Determination of tin content by atomic fluorescence spectroscopy; Method 6: Determination of tin salt content by atomic fluorescence spectroscopy; Method 7: Determination of tin content by atomic fluorescence spectroscopy; Method 8: Determination of tin content by atomic fluorescence spectroscopy; Method 9: Determination of tin content by atomic fluorescence spectroscopy; Method 10: Determination of tin content by atomic fluorescence spectroscopy; Method 11: Determination of tin content by atomic fluorescence spectroscopy; Method 12: Determination of tin content by atomic fluorescence spectroscopy; Method 13: Determination of tin content by atomic fluorescence spectroscopy; Method 14: Determination of tin content by atomic fluorescence spectroscopy; Method 15: Determination of tin content by atomic fluorescence spectroscopy; Method 16: Determination of tin content by atomic fluorescence spectroscopy; Method 17: Determination of tin content by atomic fluorescence spectroscopy; Method 18: Determination of tin content by atomic fluorescence spectroscopy; Method 19: Determination of tin content by atomic fluorescence spectroscopy; Method 20: Determination of tin content by atomic fluorescence spectroscopy; Method 21: Determination of tin content by atomic fluorescence spectroscopy; Method 22: Determination of tin content by atomic fluorescence spectroscopy; Method 23: Determination of tin content by atomic fluorescence spectroscopy; Method 24: De 1.166
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Standard position】Fengyi Festival people car Heqing, product production, Fangyun 2 Yiqi single person, Su Guangxi, Zhang Zhen enough, Yuexiu period, in Anfang. 1 Fantian
National Standard of the People's Republic of China
Chemical analysis method of zinc concentrate
Determination of tin content
Methods for chcmical analysis ud zinc cncnlratesDcterminafion nf tincontent
GB/T8151.1G—2330
t# GBT 3.5...6987
Method 1 Determination of tin content by hydrogenation-atomic fluorescence spectrometry This standard specifies the determination of tin content in zinc concentrate. This standard specifies the determination of tin content in zinc concentrate. After 30 minutes of heating, the content of tin in zinc concentrate is measured. 2 Method Summary
Formula: Use brick carrier, sodium oxide, salt calibration, natural gas generator, boiler oxidation evaluation, hydrogen conduction furnace, ten original US light intensity instrument ten measurement is common my light intensity zone 3 Reagents
3.1 Anhydrous calcium carbonate.
3.2 Crown steel,
3. = Salt aldehyde (1 1)
3.4 Hydrochloric acid (1-40).
3. Hydrochloric acid (11)
3.6 Boron hydride waste liquid (2Cg/1.): 10.0R Donghua potassium ionizer 500m gas potassium oxide (more than /), prepared. 3. Standard dead parts etc. Take 10g pure cathode (>=25) in a beaker, 1 sulfur (1, gr). Heat and dissociate and evaporate until sulfur trioxide white smoke appears, cool in water, add 1 ul, sodium hydroxide: 5), heat first, cool, transfer to a long bottle, dilute to degree with a constant temperature of 11S, standard sentence. This liquid is 102x silver, 3. 8 pot of standard liquid: 50 rr: 1. The rate needs to be marked (3. 7 in 30 m out of the bottle, into 75 -1. Hydrochloric acid 15m), with water, stir. This liquid.
4 night instrument
source "fluorescence spectrum, high-pressure hollow cathode lamp, under the condition of the receiver working condition, the following indicators of atomic energy are used for the spectrometer! Detection limit: greater than 1/.
precision: the light intensity of the high concentration standard solution and the fluorescence intensity of the standard solution should be averaged. The variation of the light intensity of the highest concentration standard solution should be less than 5.0% and 1.0% respectively. The linear line will be 1. The operating line can be divided into five sections, and the difference between the highest fluorescence reading and the difference between the fluorescence intensity of the lowest section should be no less than 0.90. GB/T8151.102003 Apparatus 1 See Appendix A for details) 5 Test sample 5.1 Sweep the sample through a 133 mm sieve 5.2 Pre-cool the sample for 5+5 h and cool to room temperature in a desiccator 6 Analysis step 6.1 Sample Weigh the sample according to Table 1 and adjust to 1.00°C 1 °C. Table 1 Actual content 3.003---C.c1c sc.clr--3.0 2c.c5c--3.1c3 2>C.10G--3. SG3
Tester
! The first section
is independently tested for the first time and the value
6.2 Test
with the sample micro-air test.
6.3 Determination
This exchange monitors acid
determination of liquid code determination of liquid identification
salt limit
6.3.12)1. High aluminum standard end bottom paving Add 1 3% anhydrous sodium carbonate to the oxidizing material (6.1), then add 1 3% anhydrous sodium carbonate to the oxidizing material (6.1), and then place the 3% anhydrous sodium carbonate on the oxidizing material. Slowly raise the plate to 650°C for 10 minutes. Take out the antelope, fill the 300ml water in advance with a good rod, draw a sticky mountain, cool, and take it with the amount of water just after the amount is reversed. Then add the total volume of acid produced by the total volume of the guest.
G.3.2 Take the test solution according to Table 1, and determine the volume according to the volume of the test solution. Make up, 1 salt wake up (3,1) - with water sieve to avoid - record 6.3.3 on the light change instrument, with peracid (3.4) as the carrier, borohydride short drop quotient as the original Qi: with the sample of the air as the liquid array liquid as the effective point through the gold its fluorescence intensity wide, from the work of the curve level up the cost of the version of the cost of retreat: 6.4\1. Non-linear its capital system
6.4.1 transfer C,1.3.,2.UU,4.0,6,03,3 .00,10.rL, as standard Ping respectively in a group 4) -. including variable bottles. Add 1100S7), 0, 10,: ml. hydrochloric acid (3.1. dilution water) respectively, under the conditions of 6.4.2 and the test tree, acid <3.) as the whole, potassium borohydride tablets are relatively good, blank as the reference test blood standard discarded solution fluorescence staining, pot temperature as the description of the less standard fluorescence flux as the number of half standard. Give the system! Working line 7 expression of analysis results
by formula (1) calculate the content of pot:
SatS) -- -V..V.+ 10-
from the working curve to find the age, am: total volume of test solution, n
collected test solution as volume, ml.
one determination of the liquid as volume, mL;
M. —Test material original quantity,
GB/T 8151.10—2000
The result is expressed as one decimal place, the nominal tin content is expressed as 0.10, the decimal place is expressed as three decimal places, when 0.10, the decimal place is expressed as four decimal places
9: Tolerable error
The difference between the actual analysis results is preferably not greater than the tolerance listed in Table 22
n.nn3 3~.c. 0.c
-C.C1C-..953
*t. 650--0. 15
0. 15--0, 5c
Method 2 Benzene ketone spectrophotometric determination of tin content
9 Range
This standard specifies the detailed method for the determination of tin content in pharmaceuticals such as zinc and sugar. This standard is applicable to the determination of zinc and sugar in pharmaceuticals such as zinc and sugar. Determination of the IC value of the sample is as follows: The sample is decomposed with sodium peroxide, the sample is separated by a small amount of acid medium, and the sample is stripped with dilute acid to obtain the benzene. The maximum absorbance is measured at 150 °C. 11.1 Carbonic acid. 11.2 Sodium peroxide. 11.3 Benzene. 11.4 Water. 11.5 Sodium hydroxide (300 g/L). 11.6 Acid (111). 11.7 Hydrogen (112). Sulfuric acid + H5). 3U5. Then the sample is prepared on the same day.10 shallow (200g/1)
with grain rate: 11.58% fresh, 10nml water 11.11
11. 12 hexadecane, H-methylammonium drop (g/:): standard only 0.5 good 1 eight to - methyl ammonium higher than 100rL 7, high (1 1 4), mixed
11.13 lack of potassium floating (Gnng/1).
11.14 Select materials: Collect 4mL of carbonic acid (11.7) and 1m potassium hydroxide solution (1.13), and prepare 11.15 for the indicator 1g/
11.16 Extraction solution 1.3y/) Transfer U.300m effective resistance 1293rI correction forest.5ml. Blue (1.5), 1n0ml.2. Alcohol (11.4) dig = shape Hui, special drop point people 1GGnr:. Put into a volumetric bottle, dilute to the mark with Z alcohol (1.), filter 3
GB/T9151,10-2CCC
11. 17 Standard production and storage: Weigh 3. 100 2 g of 93. 99 treatment) dry blood in 150 ruL beaker 10 ml. Flow pl./l.) draw the new wide will, let cool, 50ml love 1110mL wine not only the whole range 11.IC move people m wear volume micro! Use water to explain the pen carving, mix hook. This drop 1c.111.18 enough standard wandering limit 1. Heart. Energy standard This scheme was (11.171 in 2ml. permeate, 2m. then tartaric acid complex obtained, .m. sulfuric acid (1. with water dilution rate of the edge. This drop liquid:. Contains F pot. 12 only need
spectrophotometer.
3 test
13.1 sample penalty 0.10cm
13.2 sample pre% 103 a> dry 1h, stomach level instrument cool to room temperature 14 external analysis ticket
14.1 careful material
carbon 3 weigh the sample accurately 40.0001g,
health seat · dirt
nnn .n. 15n
o, 15.n, 3n
Carry out a test once independently and take the average value.14.2 Air test
Carry out air test with the company,
14.3.1! .3s and aluminum vortex part pin 1.2g sodium peroxide + add test material (14.13 standard cover-g gas uniform, put it in high temperature Shanghai, raise the temperature to 1umin, take out the high temperature cooling part, move it into a 2.1 beaker with m. sulphuric acid, slowly add 2~ water, use the heat to measure the concave, take out the solution, cool it, add acid (11.6), heat it for 1min, cool it to room temperature with water, move it into a 1Ccn.L standing bottle, dilute it with water to 100% concentration, and transfer 5.0n:1. 50ntl of sulphuric acid. Use a separatory funnel. 14.3.2 Add 3L of acid-resistant pool, 16L of potassium hydroxide solution (11.7), 13L of solution, shake for 1min, and separate. Remove the aqueous phase and add 1mL of washing solution. Add 1mL of sulfuric acid (11.7), and let stand for 1min. Let the layers separate and add 1mL of water. In a container: 14.3.3 Add 1mL of nitrocellulose indicator, and use hydrogen or sodium hydroxide to separate the solution. The solution turns yellow (pH 2-3). 2mL of (m L load (1,),,CmE. Use blood to melt, 3,cmL alcohol drop 2. Heart ml should be reduced..omL change to less than sixteen burning micro, each time a reagent is added, 3.Tmll. Lift liquid, dilute with water to: see, place n:
12.3.4 Transfer yield rate color 1 absorption rate in the Sichuan with the sample space as a reference, the spectrophotometer is determined by the length of 510 = the standard of its age. Use the above to check the corresponding medicine pot. 14.41 Production line preparation
Transfer change U, 1. I:, 7.1, 3.1, 4.1. Tin standard solution was respectively placed in a 6 rrT. microfuge, and the following was carried out according to 1-. 3.2 ~ -11., and the absorbance was measured at 1cm, and the absorbance was measured with the test chamber as the reference, and aluminum was used as the yellow coordinate, and the photometric coordinate was used to draw the action line below. The surface of the 15-point new result was calculated according to the formula ():
Wushan,
B/T8151,10-2C3
Sr(%) - -KX13
Self-obtained
Vr——Total volume of test wave, r:1,
One point of test liquid is taken.mL
or the quality of the material,
newly obtained results show that the properties are very small.
If
the difference of the experimental analysis should not be less than the difference listed in Table 4
c.c5~ c. 15
-). 15~, 1c
GB/T B15.1u—2CC0
Brush Chong A
(Based on the attached)
Instrument working conditions
Instrument AFS2231 Atomic Device Light Measurement and T Conditions as shown in Table A1 and Table A2, AI instrument according to working conditions
Responsible for the above
Li gas and expensive
n/rain
Instrument "disk
Original dry north conditions
Protonation boundary height
Active system work reference
Repeat inflammation
Verify the delay timeomL change to less than 16 tin standard liquid, each time adding a reagent, you need to add 3.Tmll. of liquid, dilute with water to 1:10, place n:
12.3.4 Transfer the absorption rate of the sample in the space as the reference, and measure its age at the spectrophotometer at 510 =. The corresponding amount of medicine is obtained by checking the above. 14.41 production line preparation
transfer U, 1.1:, 7.1, 3.1, 4.1. Tin standard liquid is placed in a E 6 rrT. microfuge, and the following is carried out according to 1-. 3.2~-11., and the book is taken. The absorption of 1cm is measured with the test chamber as the reference, and the aluminum is used as the yellow coordinate, and the light intensity is used as the pseudo coordinate! Under the action line, the new result of 15% is calculated by the formula (): Wushan, B/T8151, 10-2C3 Sr (%) - KX13 Vr - the total volume of the test wave, r: 1, one part of the test solution is taken. mL or the quality of the material, the new result shows a small amount of micro. If the experimental analysis shows that the difference should not be less than the difference listed in Table 4 (c.c5~ c. 15-15). 15-1c GB/T B15.1u—2CC0
Brush Chong A
(Based on the attached)
Instrument working conditions
Instrument AFS2231 Atomic Device Light Measurement and T Conditions as shown in Table A1 and Table A2, AI instrument according to working conditions
Responsible for the above
Li gas and expensive
n/rain
Instrument "disk
Original dry north conditions
Protonation boundary height
Active system work reference
Repeat inflammation
Verify the delay timeomL change to less than 16 tin standard liquid, each time adding a reagent, you need to add 3.Tmll. of liquid, dilute with water to 1:10, place n:
12.3.4 Transfer the absorption rate of the sample in the space as the reference, and measure its age at the spectrophotometer at 510 =. The corresponding amount of medicine is obtained by checking the above. 14.41 production line preparation
transfer U, 1.1:, 7.1, 3.1, 4.1. Tin standard liquid is placed in a E 6 rrT. microfuge, and the following is carried out according to 1-. 3.2~-11., and the book is taken. The absorption of 1cm is measured with the test chamber as the reference, and the aluminum is used as the yellow coordinate, and the light intensity is used as the pseudo coordinate! Under the action line, the new result of 15% is calculated by the formula (): Wushan, B/T8151, 10-2C3 Sr (%) - KX13 Vr - the total volume of the test wave, r: 1, one part of the test solution is taken. mL or the quality of the material, the new result shows a small amount of micro. If the experimental analysis shows that the difference should not be less than the difference listed in Table 4 (c.c5~ c. 15-15). 15-1c GB/T B15.1u—2CC0
Brush Chong A
(Based on the attached)
Instrument working conditions
Instrument AFS2231 Atomic Device Light Measurement and T Conditions as shown in Table A1 and Table A2, AI instrument according to working conditions
Responsible for the above
Li gas and expensive
n/rain
Instrument "disk
Original dry north conditions
Protonation boundary height
Active system work reference
Repeat inflammation
Verify the delay time
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