CAS: 554-13-2 Molecular Formula: CLi2O3 Molecular Weight (g/mol): 73.888 MDL Number: MFCD00011084 InChI Key: XGZVUEUWXADBQD-UHFFFAOYSA-L Synonym: lithium carbonate, dilithium carbonate, lithonate, lithobid, lithane, eskalith, lithotabs, carbonic acid lithium salt, liskonum, lithizine PubChem CID: 11125 ChEBI: CHEBI:6504 IUPAC Name: dilithium;carbonate SMILES: [Li+].[Li+].C(=O)([O-])[O-] 100GR Lithium carbonate purum, =99%

CAS: 7553-56-2 Molecular Formula: I2 Molecular Weight (g/mol): 253.809 MDL Number: MFCD00011355 InChI Key: PNDPGZBMCMUPRI-UHFFFAOYSA-N Synonym: iodine, diiodine, iodine crystals, iodine sublimed, tincture iodine, vistarin, eranol, iodio, iodine solution, iode PubChem CID: 807 ChEBI: CHEBI:17606 IUPAC Name: molecular iodine SMILES: II 2.5KG Iodine ACS reagent, =99.8%, solid

CAS: 64-18-6 Molecular Formula: CH2O2 Molecular Weight (g/mol): 46.025 MDL Number: MFCD00003297 InChI Key: BDAGIHXWWSANSR-UHFFFAOYSA-N Synonym: methanoic acid, formylic acid, aminic acid, bilorin, hydrogen carboxylic acid, formisoton, myrmicyl, formira, acide formique, collo-bueglatt PubChem CID: 284 ChEBI: CHEBI:30751 IUPAC Name: formic acid SMILES: C(=O)O 50ML Formic acid LC-MS Ultra, eluent additive forUHPLC-MS

15695020 1LT Perchloric acid solution volumetric, 0.1 M HClO4 in glacial acetic acid (0.1N), for 1LT Perchloric acid solution volumetric, 0.1 M HClO4 in glacial acetic acid (0.1N), for

1LT Magnesium chloride solution volumetric, 1.0 MMgCl2

X6 HYDRANAL -Water Standard 10.0 standard for Karl Fischer titration (water content 10 mg/g =

for 500 ml buffer solution, citric acid / sodium hydroxide solution 500ML Buffer concentrate pH 6.00 for 500 ml buffer solution, citric acid / sodium hydroxide solution

1KG Sodium perchlorate monohydrate puriss. p.a., ACS reagent, =98.0% (T)

CAS: 1336-21-6 Molecular Formula: H5NO Molecular Weight (g/mol): 35.046 InChI Key: VHUUQVKOLVNVRT-UHFFFAOYSA-N PubChem CID: 14923 ChEBI: CHEBI:18219 IUPAC Name: azanium;hydroxide SMILES: [NH4+].[OH-] X6 Buffer solution pH 4.0 (20oC) red colored, 500ML

CAS: 7647-01-0 Molecular Formula: ClH Molecular Weight (g/mol): 36.458 MDL Number: MFCD00011324 InChI Key: VEXZGXHMUGYJMC-UHFFFAOYSA-N Synonym: hydrochloric acid, hydrogen chloride, muriatic acid, chlorohydric acid, acide chlorhydrique, chlorwasserstoff, spirits of salt, hydrogen chloride hcl, anhydrous hydrochloric acid, chloorwaterstof PubChem CID: 313 ChEBI: CHEBI:17883 IUPAC Name: chlorane SMILES: Cl 10LT Hydrochloric acid solution volumetric, 2.0 MHCl (2.0N)

CAS: 112926-00-8 1KG Silica gel Rubin drying bags with indicator function, 1 / 6 TE, bag with ~5 g, beads

CAS: 64-18-6 Molecular Formula: CH2O2 Molecular Weight (g/mol): 46.025 MDL Number: MFCD00003297 InChI Key: BDAGIHXWWSANSR-UHFFFAOYSA-N Synonym: methanoic acid, formylic acid, aminic acid, bilorin, hydrogen carboxylic acid, formisoton, myrmicyl, formira, acide formique, collo-bueglatt PubChem CID: 284 ChEBI: CHEBI:30751 IUPAC Name: formic acid SMILES: C(=O)O 50ML Formic acid for mass spectrometry, ~98%

CAS: 10102-17-7 Molecular Formula: H10Na2O8S2 Molecular Weight (g/mol): 248.172 MDL Number: MFCD00149186 InChI Key: PODWXQQNRWNDGD-UHFFFAOYSA-L Synonym: sodium thiosulfate pentahydrate, ametox, sodium thiosulfate, pentahydrate, antichlor, tinver, disodium thiosulfate pentahydrate, unii-hx1032v43m, ccris 3952, thiosulfuric acid, disodium salt, pentahydrate, sodium hyposulfite pentahydrate PubChem CID: 61475 ChEBI: CHEBI:32150 IUPAC Name: disodium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane;pentahydrate SMILES: O.O.O.O.O.[O-]S(=O)(=S)[O-].[Na+].[Na+] 25GR Sodium thiosulfate pentahydrate ACS reagent,=99.5%

CAS: 7697-37-2 Molecular Formula: HNO3 Molecular Weight (g/mol): 63.012 MDL Number: MFCD00011349 InChI Key: GRYLNZFGIOXLOG-UHFFFAOYSA-N Synonym: hydrogen nitrate, aqua fortis, azotic acid, salpetersaeure, rfna, acidum nitricum, nital, acide nitrique, nitrous fumes, nitryl hydroxide PubChem CID: 944 ChEBI: CHEBI:48107 IUPAC Name: nitric acid SMILES: [N+](=O)(O)[O-] 1LT Nitric acid =69.0%, TraceSELECT, for trace analysis

CAS: 112926-00-8 Molecular Formula: O2Si Molecular Weight (g/mol): 60.083 MDL Number: MFCD00011232 InChI Key: VYPSYNLAJGMNEJ-UHFFFAOYSA-N PubChem CID: 24261 ChEBI: CHEBI:30563 IUPAC Name: dioxosilane SMILES: O=[Si]=O 1KG Silica gel Rubin cobalt free, with moisture indicator, drying agent

1LT Nitric acid solution 25%, for argentometric titration

CAS: 7440-44-0 Molecular Formula: C Molecular Weight (g/mol): 12.011 MDL Number: MFCD00133992 InChI Key: OKTJSMMVPCPJKN-UHFFFAOYSA-N Synonym: graphite, activated charcoal, norit, mineral, carbon-12, carbono, graphene, acticarbone, anthrasorb, carbosieve PubChem CID: 5462310 ChEBI: CHEBI:27594 IUPAC Name: carbon SMILES: [C] 2.5KG Activated charcoal untreated, granular, 4-8mesh

CAS: 631-61-8 Molecular Formula: C2H7NO2 Molecular Weight (g/mol): 77.083 MDL Number: MFCD00013066 InChI Key: USFZMSVCRYTOJT-UHFFFAOYSA-N Synonym: ammonium acetate, acetic acid, ammonium salt, azanium acetate, ammoniumacetate, acetic acid ammonium salt, ammonium ethanoate, unii-rre756s6q2, aconh4, ch3coonh4, ch3co2nh4 PubChem CID: 517165 ChEBI: CHEBI:62947 IUPAC Name: azanium;acetate SMILES: CC(=O)[O-].[NH4+] 10KG Ammonium acetate puriss. p.a., ACS reagent, reag. Ph. Eur., =98%

CAS: 1313-60-6 Molecular Formula: Na2O2 Molecular Weight (g/mol): 77.978 MDL Number: MFCD00003497 InChI Key: PFUVRDFDKPNGAV-UHFFFAOYSA-N Synonym: sodium peroxide, disodium peroxide, solozone, natriumsuperoxid, sodium dioxide, disodium dioxide, natrium peroxydatum, sodium oxide, per, flocool 180, sodium oxide PubChem CID: 14803 IUPAC Name: disodium;peroxide SMILES: [O-][O-].[Na+].[Na+] 500GR Sodium peroxide puriss. p.a., ACS reagent, reag. ISO, =95%

CAS: 143-74-8 Molecular Formula: C19H14O5S Molecular Weight (g/mol): 354.376 MDL Number: MFCD00003552 InChI Key: BELBBZDIHDAJOR-UHFFFAOYSA-N Synonym: Phenolsulfonphthalein PubChem CID: 4766 ChEBI: CHEBI:31991 IUPAC Name: 4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O 100GR Phenol Red indicator, ACS reagent

CAS: 6131-90-4 Molecular Formula: C2H9NaO5 Molecular Weight (g/mol): 136.079 MDL Number: MFCD00071557 InChI Key: AYRVGWHSXIMRAB-UHFFFAOYSA-M Synonym: sodium acetate trihydrate, thomaegelin, acetic acid, sodium salt, trihydrate, plasmafusin, tutofusin, natrium acetate-3-wasser, unii-4550k0sc9b, sodium acetate usp:jan, sodium acetate usan:jan, sodium acetate tn PubChem CID: 23665404 ChEBI: CHEBI:32138 IUPAC Name: sodium;acetate;trihydrate SMILES: CC(=O)[O-].O.O.O.[Na+] X6 Sodium acetate trihydrate puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., =99.5%

CAS: 115-40-2 Molecular Formula: C21H16Br2O5S Molecular Weight (g/mol): 540.222 MDL Number: MFCD00011681 InChI Key: ABIUHPWEYMSGSR-UHFFFAOYSA-N PubChem CID: 8273 ChEBI: CHEBI:86154 IUPAC Name: 2-bromo-4-[3-(3-bromo-4-hydroxy-5-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-6-methylphenol SMILES: CC1=C(C(=CC(=C1)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4)Br)O)C)Br)O 5GR Bromocresol Purple indicator, Reag. Ph. Eur.

CAS: 1336-21-6 Molecular Formula: H5NO Molecular Weight (g/mol): 35.046 MDL Number: MFCD00066650 InChI Key: VHUUQVKOLVNVRT-UHFFFAOYSA-N Synonym: ammonium hydroxide, ammonia water, ammonia aqueous, aquammonia, aqua ammonia, ammonia, aqua, household ammonia, ammonium hydroxide solution, ammonia, monohydrate, ammonium hydroxide nh4 oh PubChem CID: 14923 ChEBI: CHEBI:18219 IUPAC Name: azanium;hydroxide SMILES: [NH4+].[OH-] X4 Ammonium hydroxide solution puriss., 30-33% NH3 in H2O

CAS: 7732-18-5 MDL Number: MFCD00011355 Synonym: water, dihydrogen oxide, distilled water, purified water, water vapor, sterile water, water, purified, water, deionized, water, mineral, dihydrogen monoxide X4 Iodine solution volumetric, Reag. Ph. Eur., 0.05 M I2 (0.1N)

1LT Cerium(IV) sulfate solution volumetric, 0.05 M Ce(SO4)2 (0.05N)

CAS: 75-75-2 Molecular Formula: CH4O3S Molecular Weight (g/mol): 96.1 MDL Number: MFCD00007518 InChI Key: AFVFQIVMOAPDHO-UHFFFAOYSA-N Synonym: methylsulfonic acid, methanesulphonic acid, methanesulfonicacid, kyselina methansulfonova, methansulfonsaeure, ccris 2783, kyselina methansulfonova czech, ch3so3h, methane sulfonic acid, sulfomethane PubChem CID: 6395 ChEBI: CHEBI:27376 IUPAC Name: methanesulfonic acid SMILES: CS(=O)(=O)O 10ML Methanesulfonic acid solution ~1 M in H2O, for ion chromatography

CAS: 10102-17-7 Molecular Formula: H10Na2O8S2 Molecular Weight (g/mol): 248.172 MDL Number: MFCD00149186 InChI Key: PODWXQQNRWNDGD-UHFFFAOYSA-L Synonym: sodium thiosulfate pentahydrate, ametox, sodium thiosulfate, pentahydrate, antichlor, tinver, disodium thiosulfate pentahydrate, unii-hx1032v43m, ccris 3952, thiosulfuric acid, disodium salt, pentahydrate, sodium hyposulfite pentahydrate PubChem CID: 61475 ChEBI: CHEBI:32150 IUPAC Name: disodium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane;pentahydrate SMILES: O.O.O.O.O.[O-]S(=O)(=S)[O-].[Na+].[Na+] 5KG Sodium thiosulfate pentahydrate puriss., meets analytical specification of Ph. Eur., BP, USP,

1LT Calcium chloride solution volumetric, 1.0 M CaCl2

CAS: 1668-00-4 Molecular Formula: C22H18As2N4O14S2 Molecular Weight (g/mol): 776.363 MDL Number: MFCD00036695 InChI Key: TVMZRHVOFZTNET-RIRMOVKSSA-N PubChem CID: 9810878 IUPAC Name: (3Z,6E)-3,6-bis[(2-arsonophenyl)hydrazinylidene]-4,5-dioxonaphthalene-2,7-disulfonic acid SMILES: C1=CC=C(C(=C1)NN=C2C(=CC3=C(C2=O)C(=O)C(=NNC4=CC=CC=C4[As](=O)(O)O)C(=C3)S(=O)(=O)O)S(=O)(=O)O)[As](=O)(O)O 25GR Arsenazo III for spectrophotometric det. of Th, Zr, U, Cd, Zn, Ca

CAS: 7664-38-2 Molecular Formula: H3O4P Molecular Weight (g/mol): 97.994 MDL Number: MFCD00011340 InChI Key: NBIIXXVUZAFLBC-UHFFFAOYSA-N Synonym: orthophosphoric acid, sonac, o-phosphoric acid, phosphorsaeure, acidum phosphoricum, evits, wc-reiniger, acide phosphorique, white, acido fosforico PubChem CID: 1004 ChEBI: CHEBI:26078 IUPAC Name: phosphoric acid SMILES: OP(=O)(O)O 100ML Phosphoric acid ~85%, TraceSELECT, for trace analysis