It is often associated with polymetallic zinc sulphide ores and mainly enriched into zinc sulfide concentrates after beneficiation .

u94dfu662fu6211u56fdu7684u4e00u79cdu4f18u52bfu7a00u6563u91d1u5c5euff0cu5e38u4e0eu786bu5316u950cu591au91d1u5c5eu77ffu4f34u751fuff0cu7ecfu8fc7u9009u77ffu540euff0cu94dfu4e3bu8981u5bccu96c6u4e8e u786bu5316u950cu7cbeu77ffu4e2du3002

This processing is about a kind of cleaning residue whose constitute is similar to copper sulfide ore.

u672cu6587u4ecbu7ecdu4e86u4e00u79cdu6210u5206u7c7bu4f3cu4e8e u786bu5316u94dcu77ffu7684u6d17u51c0u6b8bu6e23u7684u6e7fu6cd5u5904u7406u5de5u827au3002

Hazard to human health : inhaling hydrogen sulfide may cause acute poisoning and chronic damage .

u5bf9u4ebau4f53u7684u5371u5bb3uff1au4ebau4f53u5438u5165 u786bu5316u6c22u53efu5f15u8d77u6025u6027u4e2du6bd2u548cu6162u6027u635fu5bb3u3002

Major treatment methods for arsenic include sulfide precipitation or complexation with polyvalent heavy metals .

u7837u7684u4e3bu8981u5904u7406u65b9u6cd5u6709 u786bu5316u7269u6c89u6dc0u6cd5uff0cu6216u4e0eu591au4ef7u91cdu91d1u5c5eu7edcu5408u3002

This paper also analyzed the main factors which influence the chlorine concentration in polyphenylene sulfide resin .

u5e76u5206u6790u4e86u5f71u54cdu805au82ef u786b u919au6811u8102u4e2du603bu6c2fu5143u7d20u542bu91cfu7684u56e0u7d20u3002

In all hydrothermal deposits the minerals formed are not solely the sulfide ore minerals .

u5728u6240u6709u70edu6db2u77ffu5e8au4e2duff0cu6240u5f62u6210u7684u77ffu7269u5e76u4e0du5355u5355u662f u786bu5316u7269u77ffu77f3u77ffu7269u3002

China 's is also buried deeper and some deposits may contain lethal contaminates like hydrogen sulfide .

u4e2du56fdu9875u5ca9u57cbu85cfu8f83u6df1uff0cu6709u4e9bu77ffu85cfu8fd8u53efu80fdu542bu6709u81f4u547du6c61u67d3u7269uff0cu5982 u786bu5316u6c22u3002

They 'd have a lot of hydrogen sulfide gas bound up in their cells .

u4ed6u4eecu7684u7262u623fu91ccu6709u5927u91cfu7684 u786bu5316u6c22u6c14u4f53u3002

In nature antimony occurs chiefly as the gray sulfide mineral stibnite Sb2S3 .

u5728u81eau7136u754cu4e2duff0cu9511u4e3bu8981u5b58u5728u4e8eu7070u8272 u786bu5316u7269u8f89u9511u77ffuff08Sb2S3uff09u4e2du3002

The technological process for the preparation of iron yellow from iron sulfide slag by sulfate oxidation method is described .

u4ecbu7ecdu4e86u4ee5 u786bu94c1u77ffu70e7u6e23u4e3au539fu6599uff0cu91c7u7528u6e7fu6cd5u786bu9178u76d0u6c27u5316u6cd5u5236u5907u6c27u5316u94c1u9ec4u7684u5de5u827au8fc7u7a0bu3002

P-Toluene thio sulfonic acid sodium salt has been synthesized with sodium sulfide and p-toluenesulfonyl chloride as the raw materials .

u672cu6587u4ee5 u786bu5316u94a0u548cu5bf9u7532u82efu78fau9170u6c2fu4e3au539fu6599uff0cu5bf9u5bf9u7532u82efu786bu4ee3u78fau9178u94a0u7684u5408u6210u5de5u827au8fdbu884cu4e86u6539u8fdbu3002

A new wet-chemical method for producing metallic silver directly from silver sulfide was proposed .

u63d0u51fau4e86u4e00u79cdu65b0u7684u4ece u786bu5316u94f6u76f4u63a5u5236u5907u91d1u5c5eu94f6u7684u6e7fu5316u5b66u65b9u6cd5u3002

The coexistence of acid sites and nickel sulfide sites on the zeolite will promote the thiophene hydrodesulfurization reaction significantly .

u50acu5316u5242u8868u9762u9178u6027u4f4du548c u786bu5316u954du6d3bu6027u4f4du5171u5b58uff0cu5bf9u567bu5429u52a0u6c22u8131u786bu53cdu5e94u662fu6709u5229u7684u3002

A passive detection tube for hydrogen sulfide is based on the gas molecular diffusion and chemical adsorption .

u7814u7a76u4e86u5febu901fu76d1u6d4b u786bu5316u6c22u6c14u4f53u7684u65b0u65b9u6cd5& u786bu5316u6c22u88abu52a8u5f0fu68c0u6c14u7ba1u65b9u6cd5u3002

Study on Temperature Change and Dynamic Leaching Law of Sulfide Ore Heap

u786bu5316u77ffu5c3eu77ffu5806u7684u6e29u5ea6u53d8u5316u548cu52a8u6001u6dcbu6eb6u89c4u5f8bu7814u7a76

The brown clouds in the middle are a mixture of ammonia and hydrogen sulfide .

u4e2du95f4u7684u8910u8272u4e91u662fu6c22u548c u786bu5316u7269u7684u6df7u5408u4f53u3002

Sulfide Determination of Water and Wastewater by Continuous Flow Analytical Method

u8fdeu7eedu6d41u52a8u5206u6790u6cd5u6d4bu5b9au6c34u548cu5e9fu6c34u4e2du7684 u786bu5316u7269

Among the common toxic gases are sulfur dioxide methane the oxides of nitrogen ammonia hydrogen sulfide and hydrogen cyanide ; and ( most commonly ) carbon monoxide .

u5e38u89c1u7684u6709u6bd2u6c14u4f53u6709u4e8cu6c27u5316u786bu3001u7532u70f7u3001u6c27u5316u6c2eu3001u6c28u3001 u786bu5316u6c22u3001u6c30u5316u6c22u4ee5u53cau6700u5e38u89c1u7684u4e00u6c27u5316u78b3u3002

This paper reviews the important progress in the study of transitional metal sulfide fullerene-like .

u8be5u6587u5bf9u8fc7u6e21u91d1u5c5e u786bu5316u7269u7c7bu5bccu52d2u70efu7684u7814u7a76u8fdbu884cu4e86u7efcu8ff0u3002

With the application of UV spectrophotometry and solution chemistry method the reagent removal mechanism of sodium sulfide was studied .

u5e94u7528u7d2bu5916u5438u5149u5149u5ea6u6cd5u548cu6eb6u6db2u5316u5b66u7684u65b9u6cd5u7814u7a76u4e86 u786bu5316u94a0u8131u836fu673au7406u3002

These effects are antagonizeed by sodium sulfide .

u8fd9u4e9bu6548u679cu88ab u786bu5316u94a0u4e2du548cu4e86u3002

This paper outlined the main factors which influence particle size of polyphenylene sulfide resin .

u7b80u8ff0u4e86u5f71u54cdu805au82ef u786b u919au6811u8102u9897u7c92u5ea6u7684u56e0u7d20uff1b

Red mercuric sulfide a bright scarlet powder derived from heating mercury with sulfur used as a pigment .

u7ea2u8272 u786bu5316u6c5euff0cu901au8fc7u5c06u6c34u94f6u4e0eu786bu78fau52a0u70edu800cu5f97u5230u7684u4e00u79cdu660eu4eaeu7684u6df1u7ea2u8272u7c89u672buff0cu7528u4f5cu989cu6599u3002

The leaching solvents for the separation of silver sulfide and native silver were investigated in this test .

u6587u4e2du9488u5bf9 u786bu5316 u77ffu7269 u4e2d u786bu5316u94f6u4e0eu81eau7136u94f6u7684u6d78u53d6u6eb6u5242u53cau5206u79bbu65b9u6cd5u8fdbu884cu4e86u63a2u8ba8u3002

Many ultrabasics type nephrites have bright green colour and have ore dissemination with magnetite chromite and sulfide .

u8d85u57fau6027u5ca9u578bu8f6fu7389u591au4e3au4eaeu7effu8272uff0cu5e38u6709u78c1u94c1u77ffu3001u94c1u77ffu548c u786bu5316u7269u6d78u67d3u3002

Calcium treatment changes the shape of sulfide .

u91c7u7528u9499u5904u7406u6539u53d8u4e86 u786bu5316u7269u7684u5f62u6001uff1b

The nickel in ore deposits is actually nickel sulfide a compound that is rich in sulfur .

u77ffu5e8au4e2du7684u954du5b9eu9645u4e0au662f u786bu5316u954duff0cu8fd9u662fu4e00u79cdu5bccu542bu786bu7684u5316u5408u7269u3002

A rare reddish-gray mineral consisting of a copper iron germanium sulfide .

u4e00u79cdu7a00u6709u7684u7ea2u7070u8272u77ffu7269uff0cu7531u94dcu3001u94c1u3001u9517u7684 u786bu5316u7269u7ec4u6210u3002

The massive sulfide contains fragments of barren and mineralized gabbro and schist .

u5757u72b6 u786bu5316u7269u4e2du542bu6709u77ffu5316u7684u548cu672au77ffu5316u7684u8f89u957fu5ca9u53cau7247u5ca9u788eu5757u3002

The method experimental equipment and results of column leaching were presented for low-grade copper sulfide ore.

u4ecbu7ecdu4e86u542bu7837u4f4eu54c1u4f4d u786bu5316u94dcu77ffu67f1u6d78u5b9eu9a8cu7814u7a76u65b9u6cd5u3001u88c5u7f6eu548cu7ed3u679cu3002