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  2. Tax Deduction and Collection Account Number - Wikipedia

    en.wikipedia.org/wiki/Tax_Deduction_and...

    TDS/TCS returns will not be accepted if TAN is not quoted and challans for TDS/TCS payments will not be accepted by banks. Failure to apply for TAN or not quoting the same in the specified documents attracts a penalty of ₹10,000 No documents are required to be filed with the application for allotment of TAN.

  3. Tax deduction at source - Wikipedia

    en.wikipedia.org/wiki/Tax_deduction_at_source

    No TDS shall be deducted if the single-time payment to the contractor does not exceed RS. 35000 or Rs. 1,00,000 in aggregate during the year. TDS Can be deducted when the date of actual payment of cash or the date of crediting the sum to the payee's account or the date of issue of cheque, draft, or by any other mode, whichever is earlier.

  4. List of CAS numbers by chemical compound - Wikipedia

    en.wikipedia.org/wiki/List_of_CAS_numbers_by...

    CAS number Ac 2 O 3: actinium(III) oxide: 12002–61–8 Ag: silver: 7440-22-4 AgAlCl 4: silver tetrachloroaluminate: 27039–77–6 AgBr: silver bromide: 7785–23–1 AgBrO 3: silver bromate: 7783–89–3 AgCN: silver cyanide: 506–64–9 AgC 2 H 3 O 2: silver acetate: 563–63–3 AgCl: silver chloride: 7783–90–6 AgClO 3: silver ...

  5. Methylethyl ketone oxime - Wikipedia

    en.wikipedia.org/wiki/Methylethyl_ketone_oxime

    Methylethyl ketone oxime is the organic compound with the formula C 2 H 5 C(NOH)CH 3.This colourless liquid is the oxime derivative of methyl ethyl ketone. MEKO, as it is called in the paint industry, is used to suppress "skinning" of paints: the formation of a skin on paint before it is used.

  6. 1-Ethyl-3- (3-dimethylaminopropyl)carbodiimide - Wikipedia

    en.wikipedia.org/wiki/1-Ethyl-3-(3-dimethylamino...

    1-Ethyl-3-(3-dimethylaminopropyl)carbodiimide (EDC, EDAC or EDCI) is a water-soluble carbodiimide usually handled as the hydrochloride. [1] It is typically employed in the 4.0-6.0 pH range. It is generally used as a carboxyl activating agent for the coupling of primary amines to yield amide bonds.

  7. 2,3,7,8-Tetrachlorodibenzodioxin - Wikipedia

    en.wikipedia.org/wiki/2,3,7,8-Tetrachlorodibenzo...

    2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD) is a polychlorinated dibenzo-p-dioxin (sometimes shortened, though inaccurately, to simply 'dioxin') [3] with the chemical formula C 12 H 4 Cl 4 O 2. Pure TCDD is a colorless solid with no distinguishable odor at room temperature.

  8. N-Oleoylsarcosine - Wikipedia

    en.wikipedia.org/wiki/N-Oleoylsarcosine

    N-Oleoylsarcosine is a mild surfactant which irritates skin and eyes comparatively little and is therefore used in personal care products such as skin cleansing agents because of its antimicrobial and virucidal properties.

  9. Trimethylsilane - Wikipedia

    en.wikipedia.org/wiki/Trimethylsilane

    Trimethylsilane is the organosilicon compound with the formula (CH 3) 3 SiH. It is a trialkylsilane. The Si-H bond is reactive. Being a gas, it is less commonly used as a reagent than the related triethylsilane, which is a liquid at room temperature.