求翻译：HA10002产生的杀线虫活性物质S1为黄色无定形粉末，熔点195-196℃，溶于丙酮、氯仿、DMSO、甲醇、乙醇，不溶于水和石油醚，TLC上改良碘化铋钾试剂显阴性。是什么意思？

nematicidal activity ha10002 substance s1 as yellow amorphous powder, melting point 195-196 ° C, soluble in acetone, chloroform, dmso, methanol, ethanol, insoluble in water and petroleum ether, tlc improved potassium iodide, bismuth reagent negative .

The killed 10,002 HA nematodes S psychoactive substances for 1 yellow amorphous powder, melting point 195 - 196 °C, soluble in acetone, chloroform, DMSO, methanol, ethanol, and insoluble in water and oil on TLC improved economics, the bismuth potassium iodine reagents graphics were negative.

HA10002 produces kills wireworm active material S1 is the yellow amorphous powder, the melting point 195-196℃, dissolves in the acetone, the chloroform, DMSO, the methyl alcohol, the ethyl alcohol, does not dissolve in the water and the benzine, on TLC improves the iodizate bismith potassium reagent

HA10002 nematicidal activity of S1 is a yellow amorphous powder, melting point ℃ 195-196, soluble in acetone, chloroform, DMSO, methanol, ethanol, insoluble in water and petroleum ether, modified bismuth potassium iodide reagent on the TLC show negative.

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