supply of laboratory chemicals for phe-i laboratory chemicals for phe-i , laboratory chemicals for phe-i , hexamethylenetetramine. grade- ar / gr / emparta / emsure , erichrom black. grade- ar / gr / emparta / emsure , ethyledinitrilotetraacetic acid disodium salt dehydrate ( titriplex iii gr ) . grade- ar / gr / emparta / emsure , potassium biodate. grade- std. make , sodium azide. grade-ar / gr / emparta / emsure , di odium hydrogen phosphate assay min 99%. grade- ar / gr / emparta / emsure , magnesium sulphate. grade- ar / gr / emparta / emsure , zinc metal assay min 99.9%. grade- ar / gr / emparta / emsure , ammonium ferrous sulphate. grade- ar / gr / emparta / emsure , edta. grade- ar / gr / emparta / emsure , sodium acetate. grade- ar / gr / emparta / emsure , color standard solution 500 hazen , color standard solution 500 hazen , turbidity 1000ntu , ph buffer solution standard for ph 4 , ph buffer solution standard for ph 4 , ph buffer solution standard for ph 7 , ph buffer solution standard for ph 7 , ph buffer solution standard for ph 9.2 , ph buffer solution standard for ph 9.2 , conductivity standard solution potassium chloride ( nominal1.41ms / cm ) , conductivity standard solution potassium chloride ( nominal1.41ms / cm ) , potassium chloride , sodium carbonate , sodium chloride , fluoride standard solution 1000mg / l as f , nitrate standard solution 1000mg / l as no3 , sulphate standard solution 1000mg / l as so4 , iron standard solution 1000mg / l as fe , iron standard solution 1000mg / l as fe , calcium standard solution 1000mg / l as caco3 , calcium carbonate , magnesium standard solution 1000mg / l as mg , magnesium standard solution 1000mg / l as mg , manganese standard solution 100mg / l asmn , turbidity 10ntu , turbidity 100ntu , total dissolve solid ( tds ) standard solution potassium chloride calibration standard 1000mg / l , universal indicator solution for ph 4-11 interval of 0.5 ph for test of ph in water with colorchart , ph electrode filling solution , ph test kit set with all 11 indicators 100 ml each as per is:3025 ( part-11 ) visual method specification, colour chart for accurately measurement of ph and sop in hindi, hindi in transparent durable plastic container with outer label showing complete description of items, manufacturing & expiry date & make. , sulphuric acid n / 50 solution , sulphuric acid assay min 98% sp gr. 1.8-1.9 in brown bottle , mixed indicator solution for alkalinity. , potassium chromate indicator solution , tisab ill , ammonia solution 25% w / v sp gr 0.91 , silver sulphate solution 0.443% in brown bottle , electrode filling solution for nitrate , ready to use sulphate test reagent set as per is: 3025 ( part- 24 ) laboratory test method for 200 test, consist of sulphate standard 100 mg / 1 -100m1, conditioning reagents -250 ml, barium chloride -500 gm, plastic dropper and sop in hindi in transparent durable plastic container with outer label showing complete description of items, manufacturing & expiry date and make , eriochrome black t indicator solution , ammonium buffer solution , inhibitor 1 for hardness , hydrochloric acid iron contents < 0.0005% in brown bottle , test chlor / chlorotex reagent. provided with indication of various colour shades range 0.1 to 1.0 ppm , oertho-tolidine , m7 hr fc agar ( ph- 7.3 + / - 0.28 25° c ) shelf life > 2 years from date of delivery , reagent grade 1 water conductivity less than 1 micro mhos / cm2 lab cleaning solution alkaline , lab cleaning solution alkaline , spectrophotometer calibration kit for wave length, absorption & liquid sample holder calibration for uv / vis spectrophotometer with sop. traceable liquid calibration standards in glass rectangular 60 ml bottle and procedure manual, acceptance criteria, in transparent durable plastic container with outer label showing complete description of items, manufacturing & expiry date and make. , isopropyl aiconoi assay min 99%