Procurement of CRM chemical and Miscellanies at HURL-Gorakhpur

CRM chemical & Miscellanies NIST traceable certificate requires from line item 1.01 to 1.56

pH Buffer solution 4.0

pH Buffer solution 7.0

pH Buffer solution 9.2

KCl Solution 10 μs/cm

KCl Solution 84 μs/cm

KCl Solution 1413 μs/cm

Sodium (1000 ppm)

Potassium (1000 ppm)

Calcium (1000 ppm)

Magnesium (1000 ppm)

Zinc (1000 ppm)

Copper (1000 ppm)

Iron (1000 ppm)

Arsenic (1000 ppm)

Mercury (1000 ppm)

Lead (1000 ppm)

Chromium (1000 ppm)

Aluminium (1000 ppm)

Manganese (1000 ppm)

Nickel (1000 ppm)

Cadmium (1000 ppm)

Sulphate (1000 ppm)

Phosphate (1000 ppm)

Fluoride (1000 ppm)

Nitrate (1000 ppm)

Ammonia (1000 ppm)

Boron (1000 ppm)

Water Standard Moisture (0.5%), 100ml

COD Standard (100 ppm) 100ml pack

Silica as (SiO2) Std. (1000 ppm)

Chloride as (Cl) Std. (1000 ppm)

Bromide as (Br) Std. (1000 ppm)

Lithium as (Li) Std. (1000 ppm)

Azadirachtin -A Std

Azadirachtin -B Std

3-deacetyl salanin Std

6-deacetyl Nimbin Std

Nimbin Std

salanin Std

Turbidity std. (Formazin) 1000 NTU

Turbidity std. (Formazin) 84 NTU

Turbidity std. (Formazin) 20 NTU

Turbidity std. (Formazin) 1 NTU

BOD std. 500 gm pack

Sodium Carbonate

Calcium Carbonate

Potassium Dichromate

Potassium Hydrogen Phthalate

Sodium Chloride

Nitrite Solution 1000 ppm

Sodium Sulphite

Sodium tartrate dihydrate 15.66 %

Ammonium bi Carbonate

Urea CRM CAS NO. 57-13-6 (PHR1406-1G)

Neem Oil

Biuret (For Fertilizer Analysis) 1 gm pack

Acetic Acid Glacial ER, AR/ER GRADE, CAS No 64-19-7 Purity 99.0%

ACETONITRILE HPLC GRADE, CAS No. 75-05-8 Purity 99.9%

Ammonium Acetate, AR GRADE, CAS No 631-61-8 Purity 99.0%

Ammonium Ferrous Sulphate Hexahydrate ER, AR GRADE, CAS No 7783-85- 9 Purity 98.0%

Ammonium Molybdate Tetrahydrate (Ammonium Hepta Molybdate) ER, AR GRADE, CAS No 12054-85-2 Purity 99.0%

Barium Chloride dihydrate ER, AR GRADE, CAS No 10326-27-9 Purity 99.0%

iso-Propyl Alcohol (Propan-2-ol) ER, AR GRADE, CAS No 67-63-0

Metol 99% ACS, AR GRADE, CAS No 55-55-0

n-HEXANE, 99.0 %, AR GRADE, CAS No 110-54-3

Petroleum Spirit (Petroleum Ether) 40°-60°C, AR/SQ GRADE, CAS No 8032-32-4

Potassium Iodide, AR GRADE, CAS No 7681-11-0 Purity 99.0%

Potassium permanganate 99% AR/ACS, AR GRADE, CAS No 7722-64-7

Potassium Sodium (+)-Tartrate Tetrahydrate (Rochelle Salt) ER, AR GRADE, CAS No 6381-59-5

Silver Nitrate, AR GRADE, CAS No 7761-88-8 Purity 99.0%

Sodium Metabisulphite ER, AR GRADE, CAS No 7681-57-4 Purity 99.0%

Sodium thiosulphate anhydrous 98% AR, AR GRADE, CAS No 7772-98-7

Toluene ER, AR GRADE, CAS No 108-88-3 Purity 99.0%

Hydrogen Peroxide solution 30% w/v (100 volumes) ER, AR OR HIGHER GRADE, CAS NO. 7722-84-1 Purity 99.0%

Methanol for HPLC, AR OR HIGHER GRADE, CAS NO. 67-56-1 Purity 99.9%

Nessler's solution, pure, for detection and determination of NH3 and salts, AR OR HIGHER GRADE, CAS NO. 7783-33-7

Silver Sulphate, AR OR HIGHER GRADE, CAS NO. 10294-26-5

Sodium Sulphate Anhydrous ER, AR OR HIGHER GRADE, CAS NO. 7757-82-6

Water for HPLC, AR OR HIGHER GRADE, CAS NO. 7732-18-5

N, N-DINAPHTHYL ETHYLENE DIAMINE HYDROCHLORIDE (NEDA)

Rubber Bladder for Gas Sampling with Clamp

Quantitative Filer Paper, Grade No 42, 125mm, Circles, 100 Per PACK

Nitrile gloves-Powder Free -L - size-blue colour, 100 Per PACK

Mercuric Iodide Red CAS No 7774-29-0 Purity 99.9%

Glycine, AR OR HIGHER GRADE, CAS NO. 56-40-6

Bromine Water, AR OR HIGHER GRADE, CAS NO. 7726-95-6

Glass Microfiber Filter Paper for PM10 (20.3*25.4 cm) Ambient Air Monitoring

PTFE Filter Paper for PM2.5 (47 mm) Ambient Air Monitoring

Ammonium bicarbonate, AR OR HIGHER GRADE, CAS NO. 506-87-6

Curcumin reagent, AR OR HIGHER GRADE, CAS NO. 458-37-7

Sodium Borohydride powder, ≥99.0% Cas no 16940-66-2

Gas sampling Bag 3 Litter Single Valve -Shilpent

Wijs Solution, AR OR HIGHER GRADE, CAS NO. 7790-99-0

PTFE Tube 100 mtr (1/8-inch Internal Dia)

Markin Cloth for Cleaning

M/S YOGMAYA MEDICARE